Home / 42,323.08-63,497.04-18,944.32

Finding the Fourth Proportional to 42,323.08, 63,497.04 and 18,944.32

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Solution

The fourth proportional to 42,323.08, 63,497.04 and 18,944.32 is: 28,422.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,323.08 : 63,497.04 = 18,944.32 : x
  2. Step 2: Convert to fraction form
    42,323.08/63,497.04 = 18,944.32/x
  3. Step 3: Cross multiply
    42,323.08x = 63,497.04 × 18,944.32
  4. Step 4: Simplify right side
    42,323.08x = 1,202,908,244.81
  5. Step 5: Solve for x
    x = 1,202,908,244.81/42,323.08
  6. Step 6: Final answer
    x = 28,422.04

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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.