Home / 61,746.69-92,610.34-19,621.22

Finding the Fourth Proportional to 61,746.69, 92,610.34 and 19,621.22

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Solution

The fourth proportional to 61,746.69, 92,610.34 and 19,621.22 is: 29,428.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,746.69 : 92,610.34 = 19,621.22 : x
  2. Step 2: Convert to fraction form
    61,746.69/92,610.34 = 19,621.22/x
  3. Step 3: Cross multiply
    61,746.69x = 92,610.34 × 19,621.22
  4. Step 4: Simplify right side
    61,746.69x = 1,817,128,037.89
  5. Step 5: Solve for x
    x = 1,817,128,037.89/61,746.69
  6. Step 6: Final answer
    x = 29,428.75

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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.