Home / 35,445.11-48,913.72-20,337.44

Finding the Fourth Proportional to 35,445.11, 48,913.72 and 20,337.44

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Solution

The fourth proportional to 35,445.11, 48,913.72 and 20,337.44 is: 28,065.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.11 : 48,913.72 = 20,337.44 : x
  2. Step 2: Convert to fraction form
    35,445.11/48,913.72 = 20,337.44/x
  3. Step 3: Cross multiply
    35,445.11x = 48,913.72 × 20,337.44
  4. Step 4: Simplify right side
    35,445.11x = 994,779,550.26
  5. Step 5: Solve for x
    x = 994,779,550.26/35,445.11
  6. Step 6: Final answer
    x = 28,065.35

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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.