Home / 52,210.62-72,050.23-28,337.31

Finding the Fourth Proportional to 52,210.62, 72,050.23 and 28,337.31

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Solution

The fourth proportional to 52,210.62, 72,050.23 and 28,337.31 is: 39,105.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,210.62 : 72,050.23 = 28,337.31 : x
  2. Step 2: Convert to fraction form
    52,210.62/72,050.23 = 28,337.31/x
  3. Step 3: Cross multiply
    52,210.62x = 72,050.23 × 28,337.31
  4. Step 4: Simplify right side
    52,210.62x = 2,041,709,738.50
  5. Step 5: Solve for x
    x = 2,041,709,738.50/52,210.62
  6. Step 6: Final answer
    x = 39,105.26

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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.