Home / 56,473.40-84,705.48-19,032.64

Finding the Fourth Proportional to 56,473.40, 84,705.48 and 19,032.64

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Solution

The fourth proportional to 56,473.40, 84,705.48 and 19,032.64 is: 28,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,473.40 : 84,705.48 = 19,032.64 : x
  2. Step 2: Convert to fraction form
    56,473.40/84,705.48 = 19,032.64/x
  3. Step 3: Cross multiply
    56,473.40x = 84,705.48 × 19,032.64
  4. Step 4: Simplify right side
    56,473.40x = 1,612,168,695.10
  5. Step 5: Solve for x
    x = 1,612,168,695.10/56,473.40
  6. Step 6: Final answer
    x = 28,547.40

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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.