Home / 23,325.47-32,178.06-15,774.45

Finding the Fourth Proportional to 23,325.47, 32,178.06 and 15,774.45

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Solution

The fourth proportional to 23,325.47, 32,178.06 and 15,774.45 is: 21,761.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,325.47 : 32,178.06 = 15,774.45 : x
  2. Step 2: Convert to fraction form
    23,325.47/32,178.06 = 15,774.45/x
  3. Step 3: Cross multiply
    23,325.47x = 32,178.06 × 15,774.45
  4. Step 4: Simplify right side
    23,325.47x = 507,591,077.90
  5. Step 5: Solve for x
    x = 507,591,077.90/23,325.47
  6. Step 6: Final answer
    x = 21,761.24

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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.