Home / 60,636.78-90,964.89-25,581.60

Finding the Fourth Proportional to 60,636.78, 90,964.89 and 25,581.60

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Solution

The fourth proportional to 60,636.78, 90,964.89 and 25,581.60 is: 38,376.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,636.78 : 90,964.89 = 25,581.60 : x
  2. Step 2: Convert to fraction form
    60,636.78/90,964.89 = 25,581.60/x
  3. Step 3: Cross multiply
    60,636.78x = 90,964.89 × 25,581.60
  4. Step 4: Simplify right side
    60,636.78x = 2,327,027,430.02
  5. Step 5: Solve for x
    x = 2,327,027,430.02/60,636.78
  6. Step 6: Final answer
    x = 38,376.50

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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.