Home / 25,426.71-38,110.53-9,621.69

Finding the Fourth Proportional to 25,426.71, 38,110.53 and 9,621.69

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Solution

The fourth proportional to 25,426.71, 38,110.53 and 9,621.69 is: 14,421.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426.71 : 38,110.53 = 9,621.69 : x
  2. Step 2: Convert to fraction form
    25,426.71/38,110.53 = 9,621.69/x
  3. Step 3: Cross multiply
    25,426.71x = 38,110.53 × 9,621.69
  4. Step 4: Simplify right side
    25,426.71x = 366,687,705.40
  5. Step 5: Solve for x
    x = 366,687,705.40/25,426.71
  6. Step 6: Final answer
    x = 14,421.36

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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.