Home / 48,440.32-66,891.36-30,567.04

Finding the Fourth Proportional to 48,440.32, 66,891.36 and 30,567.04

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Solution

The fourth proportional to 48,440.32, 66,891.36 and 30,567.04 is: 42,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,440.32 : 66,891.36 = 30,567.04 : x
  2. Step 2: Convert to fraction form
    48,440.32/66,891.36 = 30,567.04/x
  3. Step 3: Cross multiply
    48,440.32x = 66,891.36 × 30,567.04
  4. Step 4: Simplify right side
    48,440.32x = 2,044,670,876.77
  5. Step 5: Solve for x
    x = 2,044,670,876.77/48,440.32
  6. Step 6: Final answer
    x = 42,210.10

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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.