Home / 52,352.74-72,246.71-28,479.35

Finding the Fourth Proportional to 52,352.74, 72,246.71 and 28,479.35

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Solution

The fourth proportional to 52,352.74, 72,246.71 and 28,479.35 is: 39,301.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,352.74 : 72,246.71 = 28,479.35 : x
  2. Step 2: Convert to fraction form
    52,352.74/72,246.71 = 28,479.35/x
  3. Step 3: Cross multiply
    52,352.74x = 72,246.71 × 28,479.35
  4. Step 4: Simplify right side
    52,352.74x = 2,057,539,592.25
  5. Step 5: Solve for x
    x = 2,057,539,592.25/52,352.74
  6. Step 6: Final answer
    x = 39,301.47

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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.