Home / 48,182.08-72,287.36-20,482.24

Finding the Fourth Proportional to 48,182.08, 72,287.36 and 20,482.24

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Solution

The fourth proportional to 48,182.08, 72,287.36 and 20,482.24 is: 30,729.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,182.08 : 72,287.36 = 20,482.24 : x
  2. Step 2: Convert to fraction form
    48,182.08/72,287.36 = 20,482.24/x
  3. Step 3: Cross multiply
    48,182.08x = 72,287.36 × 20,482.24
  4. Step 4: Simplify right side
    48,182.08x = 1,480,607,056.49
  5. Step 5: Solve for x
    x = 1,480,607,056.49/48,182.08
  6. Step 6: Final answer
    x = 30,729.41

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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.