Home / 52,358.10-72,253.37-28,484.22

Finding the Fourth Proportional to 52,358.10, 72,253.37 and 28,484.22

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Solution

The fourth proportional to 52,358.10, 72,253.37 and 28,484.22 is: 39,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,358.10 : 72,253.37 = 28,484.22 : x
  2. Step 2: Convert to fraction form
    52,358.10/72,253.37 = 28,484.22/x
  3. Step 3: Cross multiply
    52,358.10x = 72,253.37 × 28,484.22
  4. Step 4: Simplify right side
    52,358.10x = 2,058,080,744.40
  5. Step 5: Solve for x
    x = 2,058,080,744.40/52,358.10
  6. Step 6: Final answer
    x = 39,307.78

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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.