Home / 26,434.81-39,639.65-15,344.89

Finding the Fourth Proportional to 26,434.81, 39,639.65 and 15,344.89

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Solution

The fourth proportional to 26,434.81, 39,639.65 and 15,344.89 is: 23,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,434.81 : 39,639.65 = 15,344.89 : x
  2. Step 2: Convert to fraction form
    26,434.81/39,639.65 = 15,344.89/x
  3. Step 3: Cross multiply
    26,434.81x = 39,639.65 × 15,344.89
  4. Step 4: Simplify right side
    26,434.81x = 608,266,206.35
  5. Step 5: Solve for x
    x = 608,266,206.35/26,434.81
  6. Step 6: Final answer
    x = 23,010.05

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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.