Home / 35,702.20-53,500.67-19,885.45

Finding the Fourth Proportional to 35,702.20, 53,500.67 and 19,885.45

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Solution

The fourth proportional to 35,702.20, 53,500.67 and 19,885.45 is: 29,798.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,702.20 : 53,500.67 = 19,885.45 : x
  2. Step 2: Convert to fraction form
    35,702.20/53,500.67 = 19,885.45/x
  3. Step 3: Cross multiply
    35,702.20x = 53,500.67 × 19,885.45
  4. Step 4: Simplify right side
    35,702.20x = 1,063,884,531.32
  5. Step 5: Solve for x
    x = 1,063,884,531.32/35,702.20
  6. Step 6: Final answer
    x = 29,798.85

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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.