Home / 25,275.12-37,913.56-9,478.54

Finding the Fourth Proportional to 25,275.12, 37,913.56 and 9,478.54

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Solution

The fourth proportional to 25,275.12, 37,913.56 and 9,478.54 is: 14,218.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,275.12 : 37,913.56 = 9,478.54 : x
  2. Step 2: Convert to fraction form
    25,275.12/37,913.56 = 9,478.54/x
  3. Step 3: Cross multiply
    25,275.12x = 37,913.56 × 9,478.54
  4. Step 4: Simplify right side
    25,275.12x = 359,365,195.00
  5. Step 5: Solve for x
    x = 359,365,195.00/25,275.12
  6. Step 6: Final answer
    x = 14,218.14

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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.