Home / 25,715.07-38,549.39-9,072.14

Finding the Fourth Proportional to 25,715.07, 38,549.39 and 9,072.14

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Solution

The fourth proportional to 25,715.07, 38,549.39 and 9,072.14 is: 13,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,715.07 : 38,549.39 = 9,072.14 : x
  2. Step 2: Convert to fraction form
    25,715.07/38,549.39 = 9,072.14/x
  3. Step 3: Cross multiply
    25,715.07x = 38,549.39 × 9,072.14
  4. Step 4: Simplify right side
    25,715.07x = 349,725,224.89
  5. Step 5: Solve for x
    x = 349,725,224.89/25,715.07
  6. Step 6: Final answer
    x = 13,600.01

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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.