Home / 26,454.56-39,681.90-11,663.55

Finding the Fourth Proportional to 26,454.56, 39,681.90 and 11,663.55

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Solution

The fourth proportional to 26,454.56, 39,681.90 and 11,663.55 is: 17,495.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,454.56 : 39,681.90 = 11,663.55 : x
  2. Step 2: Convert to fraction form
    26,454.56/39,681.90 = 11,663.55/x
  3. Step 3: Cross multiply
    26,454.56x = 39,681.90 × 11,663.55
  4. Step 4: Simplify right side
    26,454.56x = 462,831,824.75
  5. Step 5: Solve for x
    x = 462,831,824.75/26,454.56
  6. Step 6: Final answer
    x = 17,495.35

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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.