Home / 52,215.95-72,058.38-28,342.62

Finding the Fourth Proportional to 52,215.95, 72,058.38 and 28,342.62

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Solution

The fourth proportional to 52,215.95, 72,058.38 and 28,342.62 is: 39,113.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,215.95 : 72,058.38 = 28,342.62 : x
  2. Step 2: Convert to fraction form
    52,215.95/72,058.38 = 28,342.62/x
  3. Step 3: Cross multiply
    52,215.95x = 72,058.38 × 28,342.62
  4. Step 4: Simplify right side
    52,215.95x = 2,042,323,140.44
  5. Step 5: Solve for x
    x = 2,042,323,140.44/52,215.95
  6. Step 6: Final answer
    x = 39,113.01

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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.