Home / 35,712.16-53,560.95-13,517.89

Finding the Fourth Proportional to 35,712.16, 53,560.95 and 13,517.89

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Solution

The fourth proportional to 35,712.16, 53,560.95 and 13,517.89 is: 20,274.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,712.16 : 53,560.95 = 13,517.89 : x
  2. Step 2: Convert to fraction form
    35,712.16/53,560.95 = 13,517.89/x
  3. Step 3: Cross multiply
    35,712.16x = 53,560.95 × 13,517.89
  4. Step 4: Simplify right side
    35,712.16x = 724,031,030.40
  5. Step 5: Solve for x
    x = 724,031,030.40/35,712.16
  6. Step 6: Final answer
    x = 20,274.08

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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.