Home / 35,346.20-48,778.26-19,432.12

Finding the Fourth Proportional to 35,346.20, 48,778.26 and 19,432.12

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Solution

The fourth proportional to 35,346.20, 48,778.26 and 19,432.12 is: 26,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,346.20 : 48,778.26 = 19,432.12 : x
  2. Step 2: Convert to fraction form
    35,346.20/48,778.26 = 19,432.12/x
  3. Step 3: Cross multiply
    35,346.20x = 48,778.26 × 19,432.12
  4. Step 4: Simplify right side
    35,346.20x = 947,865,001.71
  5. Step 5: Solve for x
    x = 947,865,001.71/35,346.20
  6. Step 6: Final answer
    x = 26,816.60

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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.