Home / 10,656.28-14,712.53-9,535.29

Finding the Fourth Proportional to 10,656.28, 14,712.53 and 9,535.29

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Solution

The fourth proportional to 10,656.28, 14,712.53 and 9,535.29 is: 13,164.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.28 : 14,712.53 = 9,535.29 : x
  2. Step 2: Convert to fraction form
    10,656.28/14,712.53 = 9,535.29/x
  3. Step 3: Cross multiply
    10,656.28x = 14,712.53 × 9,535.29
  4. Step 4: Simplify right side
    10,656.28x = 140,288,240.18
  5. Step 5: Solve for x
    x = 140,288,240.18/10,656.28
  6. Step 6: Final answer
    x = 13,164.84

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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.