Home / 45,997.28-63,416.40-34,683.20

Finding the Fourth Proportional to 45,997.28, 63,416.40 and 34,683.20

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Solution

The fourth proportional to 45,997.28, 63,416.40 and 34,683.20 is: 47,817.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,997.28 : 63,416.40 = 34,683.20 : x
  2. Step 2: Convert to fraction form
    45,997.28/63,416.40 = 34,683.20/x
  3. Step 3: Cross multiply
    45,997.28x = 63,416.40 × 34,683.20
  4. Step 4: Simplify right side
    45,997.28x = 2,199,483,684.48
  5. Step 5: Solve for x
    x = 2,199,483,684.48/45,997.28
  6. Step 6: Final answer
    x = 47,817.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.