Home / 52,289.85-72,158.94-28,417.13

Finding the Fourth Proportional to 52,289.85, 72,158.94 and 28,417.13

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Solution

The fourth proportional to 52,289.85, 72,158.94 and 28,417.13 is: 39,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,289.85 : 72,158.94 = 28,417.13 : x
  2. Step 2: Convert to fraction form
    52,289.85/72,158.94 = 28,417.13/x
  3. Step 3: Cross multiply
    52,289.85x = 72,158.94 × 28,417.13
  4. Step 4: Simplify right side
    52,289.85x = 2,050,549,617.85
  5. Step 5: Solve for x
    x = 2,050,549,617.85/52,289.85
  6. Step 6: Final answer
    x = 39,215.06

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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.