Home / 14,337.02-19,800.08-9,872.30

Finding the Fourth Proportional to 14,337.02, 19,800.08 and 9,872.30

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Solution

The fourth proportional to 14,337.02, 19,800.08 and 9,872.30 is: 13,634.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337.02 : 19,800.08 = 9,872.30 : x
  2. Step 2: Convert to fraction form
    14,337.02/19,800.08 = 9,872.30/x
  3. Step 3: Cross multiply
    14,337.02x = 19,800.08 × 9,872.30
  4. Step 4: Simplify right side
    14,337.02x = 195,472,329.78
  5. Step 5: Solve for x
    x = 195,472,329.78/14,337.02
  6. Step 6: Final answer
    x = 13,634.10

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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.