Home / 42,627.30-63,940.95-36,066.30

Finding the Fourth Proportional to 42,627.30, 63,940.95 and 36,066.30

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Solution

The fourth proportional to 42,627.30, 63,940.95 and 36,066.30 is: 54,099.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,627.30 : 63,940.95 = 36,066.30 : x
  2. Step 2: Convert to fraction form
    42,627.30/63,940.95 = 36,066.30/x
  3. Step 3: Cross multiply
    42,627.30x = 63,940.95 × 36,066.30
  4. Step 4: Simplify right side
    42,627.30x = 2,306,113,484.99
  5. Step 5: Solve for x
    x = 2,306,113,484.99/42,627.30
  6. Step 6: Final answer
    x = 54,099.45

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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.