Home / 23,780.04-35,670.06-13,386.12

Finding the Fourth Proportional to 23,780.04, 35,670.06 and 13,386.12

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Solution

The fourth proportional to 23,780.04, 35,670.06 and 13,386.12 is: 20,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.04 : 35,670.06 = 13,386.12 : x
  2. Step 2: Convert to fraction form
    23,780.04/35,670.06 = 13,386.12/x
  3. Step 3: Cross multiply
    23,780.04x = 35,670.06 × 13,386.12
  4. Step 4: Simplify right side
    23,780.04x = 477,483,703.57
  5. Step 5: Solve for x
    x = 477,483,703.57/23,780.04
  6. Step 6: Final answer
    x = 20,079.18

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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.