Home / 42,416.64-63,616.32-16,112.16

Finding the Fourth Proportional to 42,416.64, 63,616.32 and 16,112.16

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Solution

The fourth proportional to 42,416.64, 63,616.32 and 16,112.16 is: 24,164.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,416.64 : 63,616.32 = 16,112.16 : x
  2. Step 2: Convert to fraction form
    42,416.64/63,616.32 = 16,112.16/x
  3. Step 3: Cross multiply
    42,416.64x = 63,616.32 × 16,112.16
  4. Step 4: Simplify right side
    42,416.64x = 1,024,996,326.45
  5. Step 5: Solve for x
    x = 1,024,996,326.45/42,416.64
  6. Step 6: Final answer
    x = 24,164.96

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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.