Home / 26,316.52-36,318.95-14,989.57

Finding the Fourth Proportional to 26,316.52, 36,318.95 and 14,989.57

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Solution

The fourth proportional to 26,316.52, 36,318.95 and 14,989.57 is: 20,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.52 : 36,318.95 = 14,989.57 : x
  2. Step 2: Convert to fraction form
    26,316.52/36,318.95 = 14,989.57/x
  3. Step 3: Cross multiply
    26,316.52x = 36,318.95 × 14,989.57
  4. Step 4: Simplify right side
    26,316.52x = 544,405,443.35
  5. Step 5: Solve for x
    x = 544,405,443.35/26,316.52
  6. Step 6: Final answer
    x = 20,686.83

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1.5x scale

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.