Home / 26,407.56-36,439.60-15,076

Finding the Fourth Proportional to 26,407.56, 36,439.60 and 15,076

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Solution

The fourth proportional to 26,407.56, 36,439.60 and 15,076 is: 20,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,407.56 : 36,439.60 = 15,076 : x
  2. Step 2: Convert to fraction form
    26,407.56/36,439.60 = 15,076/x
  3. Step 3: Cross multiply
    26,407.56x = 36,439.60 × 15,076
  4. Step 4: Simplify right side
    26,407.56x = 549,363,409.60
  5. Step 5: Solve for x
    x = 549,363,409.60/26,407.56
  6. Step 6: Final answer
    x = 20,803.26

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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.