Home / 38,260.61-57,316.18-21,570.16

Finding the Fourth Proportional to 38,260.61, 57,316.18 and 21,570.16

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Solution

The fourth proportional to 38,260.61, 57,316.18 and 21,570.16 is: 32,313.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,260.61 : 57,316.18 = 21,570.16 : x
  2. Step 2: Convert to fraction form
    38,260.61/57,316.18 = 21,570.16/x
  3. Step 3: Cross multiply
    38,260.61x = 57,316.18 × 21,570.16
  4. Step 4: Simplify right side
    38,260.61x = 1,236,319,173.19
  5. Step 5: Solve for x
    x = 1,236,319,173.19/38,260.61
  6. Step 6: Final answer
    x = 32,313.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.