Home / 54,386.16-81,570-14,934

Finding the Fourth Proportional to 54,386.16, 81,570 and 14,934

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Solution

The fourth proportional to 54,386.16, 81,570 and 14,934 is: 22,398.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,386.16 : 81,570 = 14,934 : x
  2. Step 2: Convert to fraction form
    54,386.16/81,570 = 14,934/x
  3. Step 3: Cross multiply
    54,386.16x = 81,570 × 14,934
  4. Step 4: Simplify right side
    54,386.16x = 1,218,166,380
  5. Step 5: Solve for x
    x = 1,218,166,380/54,386.16
  6. Step 6: Final answer
    x = 22,398.46

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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.