Home / 64,290.64-96,426.24-17,547.20

Finding the Fourth Proportional to 64,290.64, 96,426.24 and 17,547.20

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Solution

The fourth proportional to 64,290.64, 96,426.24 and 17,547.20 is: 26,318.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,290.64 : 96,426.24 = 17,547.20 : x
  2. Step 2: Convert to fraction form
    64,290.64/96,426.24 = 17,547.20/x
  3. Step 3: Cross multiply
    64,290.64x = 96,426.24 × 17,547.20
  4. Step 4: Simplify right side
    64,290.64x = 1,692,010,518.53
  5. Step 5: Solve for x
    x = 1,692,010,518.53/64,290.64
  6. Step 6: Final answer
    x = 26,318.15

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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.