Home / 25,159.41-37,738.98-6,439.46

Finding the Fourth Proportional to 25,159.41, 37,738.98 and 6,439.46

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Solution

The fourth proportional to 25,159.41, 37,738.98 and 6,439.46 is: 9,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.41 : 37,738.98 = 6,439.46 : x
  2. Step 2: Convert to fraction form
    25,159.41/37,738.98 = 6,439.46/x
  3. Step 3: Cross multiply
    25,159.41x = 37,738.98 × 6,439.46
  4. Step 4: Simplify right side
    25,159.41x = 243,018,463.46
  5. Step 5: Solve for x
    x = 243,018,463.46/25,159.41
  6. Step 6: Final answer
    x = 9,659.15

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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.