Home / 25,353.75-38,041.56-9,782.31

Finding the Fourth Proportional to 25,353.75, 38,041.56 and 9,782.31

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Solution

The fourth proportional to 25,353.75, 38,041.56 and 9,782.31 is: 14,677.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.75 : 38,041.56 = 9,782.31 : x
  2. Step 2: Convert to fraction form
    25,353.75/38,041.56 = 9,782.31/x
  3. Step 3: Cross multiply
    25,353.75x = 38,041.56 × 9,782.31
  4. Step 4: Simplify right side
    25,353.75x = 372,134,332.80
  5. Step 5: Solve for x
    x = 372,134,332.80/25,353.75
  6. Step 6: Final answer
    x = 14,677.68

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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.