Home / 26,430.46-39,645.70-8,898.82

Finding the Fourth Proportional to 26,430.46, 39,645.70 and 8,898.82

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Solution

The fourth proportional to 26,430.46, 39,645.70 and 8,898.82 is: 13,348.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.46 : 39,645.70 = 8,898.82 : x
  2. Step 2: Convert to fraction form
    26,430.46/39,645.70 = 8,898.82/x
  3. Step 3: Cross multiply
    26,430.46x = 39,645.70 × 8,898.82
  4. Step 4: Simplify right side
    26,430.46x = 352,799,948.07
  5. Step 5: Solve for x
    x = 352,799,948.07/26,430.46
  6. Step 6: Final answer
    x = 13,348.23

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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.