Home / 42,108.02-63,153.48-15,444.93

Finding the Fourth Proportional to 42,108.02, 63,153.48 and 15,444.93

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Solution

The fourth proportional to 42,108.02, 63,153.48 and 15,444.93 is: 23,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,108.02 : 63,153.48 = 15,444.93 : x
  2. Step 2: Convert to fraction form
    42,108.02/63,153.48 = 15,444.93/x
  3. Step 3: Cross multiply
    42,108.02x = 63,153.48 × 15,444.93
  4. Step 4: Simplify right side
    42,108.02x = 975,401,034.60
  5. Step 5: Solve for x
    x = 975,401,034.60/42,108.02
  6. Step 6: Final answer
    x = 23,164.26

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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.