Home / 52,297.23-72,170.75-28,423.91

Finding the Fourth Proportional to 52,297.23, 72,170.75 and 28,423.91

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Solution

The fourth proportional to 52,297.23, 72,170.75 and 28,423.91 is: 39,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,297.23 : 72,170.75 = 28,423.91 : x
  2. Step 2: Convert to fraction form
    52,297.23/72,170.75 = 28,423.91/x
  3. Step 3: Cross multiply
    52,297.23x = 72,170.75 × 28,423.91
  4. Step 4: Simplify right side
    52,297.23x = 2,051,375,154.12
  5. Step 5: Solve for x
    x = 2,051,375,154.12/52,297.23
  6. Step 6: Final answer
    x = 39,225.31

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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.