Home / 65,232.74-90,018.51-38,011.43

Finding the Fourth Proportional to 65,232.74, 90,018.51 and 38,011.43

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Solution

The fourth proportional to 65,232.74, 90,018.51 and 38,011.43 is: 52,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,232.74 : 90,018.51 = 38,011.43 : x
  2. Step 2: Convert to fraction form
    65,232.74/90,018.51 = 38,011.43/x
  3. Step 3: Cross multiply
    65,232.74x = 90,018.51 × 38,011.43
  4. Step 4: Simplify right side
    65,232.74x = 3,421,732,188.44
  5. Step 5: Solve for x
    x = 3,421,732,188.44/65,232.74
  6. Step 6: Final answer
    x = 52,454.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.