Home / 61,829.10-92,746.35-20,276.10

Finding the Fourth Proportional to 61,829.10, 92,746.35 and 20,276.10

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Solution

The fourth proportional to 61,829.10, 92,746.35 and 20,276.10 is: 30,415.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,829.10 : 92,746.35 = 20,276.10 : x
  2. Step 2: Convert to fraction form
    61,829.10/92,746.35 = 20,276.10/x
  3. Step 3: Cross multiply
    61,829.10x = 92,746.35 × 20,276.10
  4. Step 4: Simplify right side
    61,829.10x = 1,880,534,267.24
  5. Step 5: Solve for x
    x = 1,880,534,267.24/61,829.10
  6. Step 6: Final answer
    x = 30,415.04

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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.