Home / 35,348.25-48,780.89-19,432.35

Finding the Fourth Proportional to 35,348.25, 48,780.89 and 19,432.35

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Solution

The fourth proportional to 35,348.25, 48,780.89 and 19,432.35 is: 26,816.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348.25 : 48,780.89 = 19,432.35 : x
  2. Step 2: Convert to fraction form
    35,348.25/48,780.89 = 19,432.35/x
  3. Step 3: Cross multiply
    35,348.25x = 48,780.89 × 19,432.35
  4. Step 4: Simplify right side
    35,348.25x = 947,927,230.63
  5. Step 5: Solve for x
    x = 947,927,230.63/35,348.25
  6. Step 6: Final answer
    x = 26,816.81

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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.