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Finding the Fourth Proportional to 25,054.74, 37,578.04 and 7,521.48

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Solution

The fourth proportional to 25,054.74, 37,578.04 and 7,521.48 is: 11,281.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,054.74 : 37,578.04 = 7,521.48 : x
  2. Step 2: Convert to fraction form
    25,054.74/37,578.04 = 7,521.48/x
  3. Step 3: Cross multiply
    25,054.74x = 37,578.04 × 7,521.48
  4. Step 4: Simplify right side
    25,054.74x = 282,642,476.30
  5. Step 5: Solve for x
    x = 282,642,476.30/25,054.74
  6. Step 6: Final answer
    x = 11,281.00

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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.