Home / 25,867.52-38,820.56-10,075.04

Finding the Fourth Proportional to 25,867.52, 38,820.56 and 10,075.04

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Solution

The fourth proportional to 25,867.52, 38,820.56 and 10,075.04 is: 15,120.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,867.52 : 38,820.56 = 10,075.04 : x
  2. Step 2: Convert to fraction form
    25,867.52/38,820.56 = 10,075.04/x
  3. Step 3: Cross multiply
    25,867.52x = 38,820.56 × 10,075.04
  4. Step 4: Simplify right side
    25,867.52x = 391,118,694.82
  5. Step 5: Solve for x
    x = 391,118,694.82/25,867.52
  6. Step 6: Final answer
    x = 15,120.07

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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.