Home / 25,102.17-34,642.08-15,032.25

Finding the Fourth Proportional to 25,102.17, 34,642.08 and 15,032.25

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Solution

The fourth proportional to 25,102.17, 34,642.08 and 15,032.25 is: 20,745.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,102.17 : 34,642.08 = 15,032.25 : x
  2. Step 2: Convert to fraction form
    25,102.17/34,642.08 = 15,032.25/x
  3. Step 3: Cross multiply
    25,102.17x = 34,642.08 × 15,032.25
  4. Step 4: Simplify right side
    25,102.17x = 520,748,407.08
  5. Step 5: Solve for x
    x = 520,748,407.08/25,102.17
  6. Step 6: Final answer
    x = 20,745.15

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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.