Home / 45,777.15-68,659.14-17,710.45

Finding the Fourth Proportional to 45,777.15, 68,659.14 and 17,710.45

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Solution

The fourth proportional to 45,777.15, 68,659.14 and 17,710.45 is: 26,563.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,777.15 : 68,659.14 = 17,710.45 : x
  2. Step 2: Convert to fraction form
    45,777.15/68,659.14 = 17,710.45/x
  3. Step 3: Cross multiply
    45,777.15x = 68,659.14 × 17,710.45
  4. Step 4: Simplify right side
    45,777.15x = 1,215,984,160.78
  5. Step 5: Solve for x
    x = 1,215,984,160.78/45,777.15
  6. Step 6: Final answer
    x = 26,563.13

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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.