Home / 25,159.02-37,738.14-6,438.89

Finding the Fourth Proportional to 25,159.02, 37,738.14 and 6,438.89

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Solution

The fourth proportional to 25,159.02, 37,738.14 and 6,438.89 is: 9,658.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.02 : 37,738.14 = 6,438.89 : x
  2. Step 2: Convert to fraction form
    25,159.02/37,738.14 = 6,438.89/x
  3. Step 3: Cross multiply
    25,159.02x = 37,738.14 × 6,438.89
  4. Step 4: Simplify right side
    25,159.02x = 242,991,826.61
  5. Step 5: Solve for x
    x = 242,991,826.61/25,159.02
  6. Step 6: Final answer
    x = 9,658.24

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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.