Home / 52,299.30-72,173.60-28,425.98

Finding the Fourth Proportional to 52,299.30, 72,173.60 and 28,425.98

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Solution

The fourth proportional to 52,299.30, 72,173.60 and 28,425.98 is: 39,228.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,299.30 : 72,173.60 = 28,425.98 : x
  2. Step 2: Convert to fraction form
    52,299.30/72,173.60 = 28,425.98/x
  3. Step 3: Cross multiply
    52,299.30x = 72,173.60 × 28,425.98
  4. Step 4: Simplify right side
    52,299.30x = 2,051,604,807.13
  5. Step 5: Solve for x
    x = 2,051,604,807.13/52,299.30
  6. Step 6: Final answer
    x = 39,228.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.