Home / 17,147.95-25,699.38-7,275.02

Finding the Fourth Proportional to 17,147.95, 25,699.38 and 7,275.02

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Solution

The fourth proportional to 17,147.95, 25,699.38 and 7,275.02 is: 10,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,147.95 : 25,699.38 = 7,275.02 : x
  2. Step 2: Convert to fraction form
    17,147.95/25,699.38 = 7,275.02/x
  3. Step 3: Cross multiply
    17,147.95x = 25,699.38 × 7,275.02
  4. Step 4: Simplify right side
    17,147.95x = 186,963,347.71
  5. Step 5: Solve for x
    x = 186,963,347.71/17,147.95
  6. Step 6: Final answer
    x = 10,902.95

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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.