Home / 13,095.04-19,642.56-10,781.68

Finding the Fourth Proportional to 13,095.04, 19,642.56 and 10,781.68

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Solution

The fourth proportional to 13,095.04, 19,642.56 and 10,781.68 is: 16,172.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.04 : 19,642.56 = 10,781.68 : x
  2. Step 2: Convert to fraction form
    13,095.04/19,642.56 = 10,781.68/x
  3. Step 3: Cross multiply
    13,095.04x = 19,642.56 × 10,781.68
  4. Step 4: Simplify right side
    13,095.04x = 211,779,796.30
  5. Step 5: Solve for x
    x = 211,779,796.30/13,095.04
  6. Step 6: Final answer
    x = 16,172.52

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.