Home / 26,294.80-39,435.36-10,499.20

Finding the Fourth Proportional to 26,294.80, 39,435.36 and 10,499.20

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Solution

The fourth proportional to 26,294.80, 39,435.36 and 10,499.20 is: 15,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,294.80 : 39,435.36 = 10,499.20 : x
  2. Step 2: Convert to fraction form
    26,294.80/39,435.36 = 10,499.20/x
  3. Step 3: Cross multiply
    26,294.80x = 39,435.36 × 10,499.20
  4. Step 4: Simplify right side
    26,294.80x = 414,039,731.71
  5. Step 5: Solve for x
    x = 414,039,731.71/26,294.80
  6. Step 6: Final answer
    x = 15,746.07

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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.