Home / 19,476.04-26,875.38-11,518.60

Finding the Fourth Proportional to 19,476.04, 26,875.38 and 11,518.60

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Solution

The fourth proportional to 19,476.04, 26,875.38 and 11,518.60 is: 15,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.04 : 26,875.38 = 11,518.60 : x
  2. Step 2: Convert to fraction form
    19,476.04/26,875.38 = 11,518.60/x
  3. Step 3: Cross multiply
    19,476.04x = 26,875.38 × 11,518.60
  4. Step 4: Simplify right side
    19,476.04x = 309,566,752.07
  5. Step 5: Solve for x
    x = 309,566,752.07/19,476.04
  6. Step 6: Final answer
    x = 15,894.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.