Home / 52,311.29-72,188.01-28,437.35

Finding the Fourth Proportional to 52,311.29, 72,188.01 and 28,437.35

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Solution

The fourth proportional to 52,311.29, 72,188.01 and 28,437.35 is: 39,242.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,311.29 : 72,188.01 = 28,437.35 : x
  2. Step 2: Convert to fraction form
    52,311.29/72,188.01 = 28,437.35/x
  3. Step 3: Cross multiply
    52,311.29x = 72,188.01 × 28,437.35
  4. Step 4: Simplify right side
    52,311.29x = 2,052,835,345.23
  5. Step 5: Solve for x
    x = 2,052,835,345.23/52,311.29
  6. Step 6: Final answer
    x = 39,242.69

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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.