Home / 26,645.91-39,895.01-13,470.74

Finding the Fourth Proportional to 26,645.91, 39,895.01 and 13,470.74

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Solution

The fourth proportional to 26,645.91, 39,895.01 and 13,470.74 is: 20,168.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645.91 : 39,895.01 = 13,470.74 : x
  2. Step 2: Convert to fraction form
    26,645.91/39,895.01 = 13,470.74/x
  3. Step 3: Cross multiply
    26,645.91x = 39,895.01 × 13,470.74
  4. Step 4: Simplify right side
    26,645.91x = 537,415,307.01
  5. Step 5: Solve for x
    x = 537,415,307.01/26,645.91
  6. Step 6: Final answer
    x = 20,168.77

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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.