Home / 45,746.88-63,017.90-38,919.04

Finding the Fourth Proportional to 45,746.88, 63,017.90 and 38,919.04

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Solution

The fourth proportional to 45,746.88, 63,017.90 and 38,919.04 is: 53,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,746.88 : 63,017.90 = 38,919.04 : x
  2. Step 2: Convert to fraction form
    45,746.88/63,017.90 = 38,919.04/x
  3. Step 3: Cross multiply
    45,746.88x = 63,017.90 × 38,919.04
  4. Step 4: Simplify right side
    45,746.88x = 2,452,596,170.82
  5. Step 5: Solve for x
    x = 2,452,596,170.82/45,746.88
  6. Step 6: Final answer
    x = 53,612.32

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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.