Home / 28,232.19-38,968.02-17,615.52

Finding the Fourth Proportional to 28,232.19, 38,968.02 and 17,615.52

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Solution

The fourth proportional to 28,232.19, 38,968.02 and 17,615.52 is: 24,314.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232.19 : 38,968.02 = 17,615.52 : x
  2. Step 2: Convert to fraction form
    28,232.19/38,968.02 = 17,615.52/x
  3. Step 3: Cross multiply
    28,232.19x = 38,968.02 × 17,615.52
  4. Step 4: Simplify right side
    28,232.19x = 686,441,935.67
  5. Step 5: Solve for x
    x = 686,441,935.67/28,232.19
  6. Step 6: Final answer
    x = 24,314.16

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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.