Home / 48,515.10-66,928.70-35,065.05

Finding the Fourth Proportional to 48,515.10, 66,928.70 and 35,065.05

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Solution

The fourth proportional to 48,515.10, 66,928.70 and 35,065.05 is: 48,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,515.10 : 66,928.70 = 35,065.05 : x
  2. Step 2: Convert to fraction form
    48,515.10/66,928.70 = 35,065.05/x
  3. Step 3: Cross multiply
    48,515.10x = 66,928.70 × 35,065.05
  4. Step 4: Simplify right side
    48,515.10x = 2,346,858,036.61
  5. Step 5: Solve for x
    x = 2,346,858,036.61/48,515.10
  6. Step 6: Final answer
    x = 48,373.76

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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.