Home / 35,604.30-53,402.40-9,311.70

Finding the Fourth Proportional to 35,604.30, 53,402.40 and 9,311.70

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Solution

The fourth proportional to 35,604.30, 53,402.40 and 9,311.70 is: 13,966.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,604.30 : 53,402.40 = 9,311.70 : x
  2. Step 2: Convert to fraction form
    35,604.30/53,402.40 = 9,311.70/x
  3. Step 3: Cross multiply
    35,604.30x = 53,402.40 × 9,311.70
  4. Step 4: Simplify right side
    35,604.30x = 497,267,128.08
  5. Step 5: Solve for x
    x = 497,267,128.08/35,604.30
  6. Step 6: Final answer
    x = 13,966.49

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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.