Home / 61,746.57-92,610.15-19,621.10

Finding the Fourth Proportional to 61,746.57, 92,610.15 and 19,621.10

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Solution

The fourth proportional to 61,746.57, 92,610.15 and 19,621.10 is: 29,428.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,746.57 : 92,610.15 = 19,621.10 : x
  2. Step 2: Convert to fraction form
    61,746.57/92,610.15 = 19,621.10/x
  3. Step 3: Cross multiply
    61,746.57x = 92,610.15 × 19,621.10
  4. Step 4: Simplify right side
    61,746.57x = 1,817,113,014.17
  5. Step 5: Solve for x
    x = 1,817,113,014.17/61,746.57
  6. Step 6: Final answer
    x = 29,428.57

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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.