Home / 25,320.32-37,979.67-7,551.13

Finding the Fourth Proportional to 25,320.32, 37,979.67 and 7,551.13

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Solution

The fourth proportional to 25,320.32, 37,979.67 and 7,551.13 is: 11,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,320.32 : 37,979.67 = 7,551.13 : x
  2. Step 2: Convert to fraction form
    25,320.32/37,979.67 = 7,551.13/x
  3. Step 3: Cross multiply
    25,320.32x = 37,979.67 × 7,551.13
  4. Step 4: Simplify right side
    25,320.32x = 286,789,473.00
  5. Step 5: Solve for x
    x = 286,789,473.00/25,320.32
  6. Step 6: Final answer
    x = 11,326.45

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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.