Home / 35,348.49-48,779.69-19,432.85

Finding the Fourth Proportional to 35,348.49, 48,779.69 and 19,432.85

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Solution

The fourth proportional to 35,348.49, 48,779.69 and 19,432.85 is: 26,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348.49 : 48,779.69 = 19,432.85 : x
  2. Step 2: Convert to fraction form
    35,348.49/48,779.69 = 19,432.85/x
  3. Step 3: Cross multiply
    35,348.49x = 48,779.69 × 19,432.85
  4. Step 4: Simplify right side
    35,348.49x = 947,928,057.75
  5. Step 5: Solve for x
    x = 947,928,057.75/35,348.49
  6. Step 6: Final answer
    x = 26,816.65

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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.