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Finding the Fourth Proportional to 35,312.54, 52,957.02 and 14,247.14

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Solution

The fourth proportional to 35,312.54, 52,957.02 and 14,247.14 is: 21,365.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,312.54 : 52,957.02 = 14,247.14 : x
  2. Step 2: Convert to fraction form
    35,312.54/52,957.02 = 14,247.14/x
  3. Step 3: Cross multiply
    35,312.54x = 52,957.02 × 14,247.14
  4. Step 4: Simplify right side
    35,312.54x = 754,486,077.92
  5. Step 5: Solve for x
    x = 754,486,077.92/35,312.54
  6. Step 6: Final answer
    x = 21,365.95

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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.