Home / 52,085.16-71,873.19-30,572.58

Finding the Fourth Proportional to 52,085.16, 71,873.19 and 30,572.58

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Solution

The fourth proportional to 52,085.16, 71,873.19 and 30,572.58 is: 42,187.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,085.16 : 71,873.19 = 30,572.58 : x
  2. Step 2: Convert to fraction form
    52,085.16/71,873.19 = 30,572.58/x
  3. Step 3: Cross multiply
    52,085.16x = 71,873.19 × 30,572.58
  4. Step 4: Simplify right side
    52,085.16x = 2,197,348,851.13
  5. Step 5: Solve for x
    x = 2,197,348,851.13/52,085.16
  6. Step 6: Final answer
    x = 42,187.62

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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.