Home / 51,099.17-76,659.01-17,810.30

Finding the Fourth Proportional to 51,099.17, 76,659.01 and 17,810.30

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Solution

The fourth proportional to 51,099.17, 76,659.01 and 17,810.30 is: 26,719.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,099.17 : 76,659.01 = 17,810.30 : x
  2. Step 2: Convert to fraction form
    51,099.17/76,659.01 = 17,810.30/x
  3. Step 3: Cross multiply
    51,099.17x = 76,659.01 × 17,810.30
  4. Step 4: Simplify right side
    51,099.17x = 1,365,319,681.72
  5. Step 5: Solve for x
    x = 1,365,319,681.72/51,099.17
  6. Step 6: Final answer
    x = 26,719.02

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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.