Home / 35,355.52-48,791.10-19,439.92

Finding the Fourth Proportional to 35,355.52, 48,791.10 and 19,439.92

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Solution

The fourth proportional to 35,355.52, 48,791.10 and 19,439.92 is: 26,827.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,355.52 : 48,791.10 = 19,439.92 : x
  2. Step 2: Convert to fraction form
    35,355.52/48,791.10 = 19,439.92/x
  3. Step 3: Cross multiply
    35,355.52x = 48,791.10 × 19,439.92
  4. Step 4: Simplify right side
    35,355.52x = 948,495,080.71
  5. Step 5: Solve for x
    x = 948,495,080.71/35,355.52
  6. Step 6: Final answer
    x = 26,827.35

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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.