Home / 40,904.02-61,355.88-12,826.18

Finding the Fourth Proportional to 40,904.02, 61,355.88 and 12,826.18

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Solution

The fourth proportional to 40,904.02, 61,355.88 and 12,826.18 is: 19,239.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,904.02 : 61,355.88 = 12,826.18 : x
  2. Step 2: Convert to fraction form
    40,904.02/61,355.88 = 12,826.18/x
  3. Step 3: Cross multiply
    40,904.02x = 61,355.88 × 12,826.18
  4. Step 4: Simplify right side
    40,904.02x = 786,961,560.94
  5. Step 5: Solve for x
    x = 786,961,560.94/40,904.02
  6. Step 6: Final answer
    x = 19,239.22

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1.5x scale

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.