Home / 26,446.64-39,661.45-13,959.47

Finding the Fourth Proportional to 26,446.64, 39,661.45 and 13,959.47

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Solution

The fourth proportional to 26,446.64, 39,661.45 and 13,959.47 is: 20,934.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,446.64 : 39,661.45 = 13,959.47 : x
  2. Step 2: Convert to fraction form
    26,446.64/39,661.45 = 13,959.47/x
  3. Step 3: Cross multiply
    26,446.64x = 39,661.45 × 13,959.47
  4. Step 4: Simplify right side
    26,446.64x = 553,652,885.69
  5. Step 5: Solve for x
    x = 553,652,885.69/26,446.64
  6. Step 6: Final answer
    x = 20,934.72

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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.