Home / 48,638.48-72,955.28-17,038.76

Finding the Fourth Proportional to 48,638.48, 72,955.28 and 17,038.76

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Solution

The fourth proportional to 48,638.48, 72,955.28 and 17,038.76 is: 25,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,638.48 : 72,955.28 = 17,038.76 : x
  2. Step 2: Convert to fraction form
    48,638.48/72,955.28 = 17,038.76/x
  3. Step 3: Cross multiply
    48,638.48x = 72,955.28 × 17,038.76
  4. Step 4: Simplify right side
    48,638.48x = 1,243,067,184.47
  5. Step 5: Solve for x
    x = 1,243,067,184.47/48,638.48
  6. Step 6: Final answer
    x = 25,557.28

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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.