Home / 26,318.76-36,322.23-14,985.78

Finding the Fourth Proportional to 26,318.76, 36,322.23 and 14,985.78

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Solution

The fourth proportional to 26,318.76, 36,322.23 and 14,985.78 is: 20,681.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,318.76 : 36,322.23 = 14,985.78 : x
  2. Step 2: Convert to fraction form
    26,318.76/36,322.23 = 14,985.78/x
  3. Step 3: Cross multiply
    26,318.76x = 36,322.23 × 14,985.78
  4. Step 4: Simplify right side
    26,318.76x = 544,316,947.89
  5. Step 5: Solve for x
    x = 544,316,947.89/26,318.76
  6. Step 6: Final answer
    x = 20,681.71

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Double scale
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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.