Home / 47,242.32-70,869.96-17,653.20

Finding the Fourth Proportional to 47,242.32, 70,869.96 and 17,653.20

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Solution

The fourth proportional to 47,242.32, 70,869.96 and 17,653.20 is: 26,482.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,242.32 : 70,869.96 = 17,653.20 : x
  2. Step 2: Convert to fraction form
    47,242.32/70,869.96 = 17,653.20/x
  3. Step 3: Cross multiply
    47,242.32x = 70,869.96 × 17,653.20
  4. Step 4: Simplify right side
    47,242.32x = 1,251,081,577.87
  5. Step 5: Solve for x
    x = 1,251,081,577.87/47,242.32
  6. Step 6: Final answer
    x = 26,482.22

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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.