Home / 15,538.02-21,444.93-9,254.04

Finding the Fourth Proportional to 15,538.02, 21,444.93 and 9,254.04

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Solution

The fourth proportional to 15,538.02, 21,444.93 and 9,254.04 is: 12,772.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,538.02 : 21,444.93 = 9,254.04 : x
  2. Step 2: Convert to fraction form
    15,538.02/21,444.93 = 9,254.04/x
  3. Step 3: Cross multiply
    15,538.02x = 21,444.93 × 9,254.04
  4. Step 4: Simplify right side
    15,538.02x = 198,452,240.02
  5. Step 5: Solve for x
    x = 198,452,240.02/15,538.02
  6. Step 6: Final answer
    x = 12,772.04

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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.