Home / 14,931.02-22,402.20-9,378.20

Finding the Fourth Proportional to 14,931.02, 22,402.20 and 9,378.20

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Solution

The fourth proportional to 14,931.02, 22,402.20 and 9,378.20 is: 14,070.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931.02 : 22,402.20 = 9,378.20 : x
  2. Step 2: Convert to fraction form
    14,931.02/22,402.20 = 9,378.20/x
  3. Step 3: Cross multiply
    14,931.02x = 22,402.20 × 9,378.20
  4. Step 4: Simplify right side
    14,931.02x = 210,092,312.04
  5. Step 5: Solve for x
    x = 210,092,312.04/14,931.02
  6. Step 6: Final answer
    x = 14,070.86

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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.