Home / 35,038.50-48,354.26-19,930.77

Finding the Fourth Proportional to 35,038.50, 48,354.26 and 19,930.77

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Solution

The fourth proportional to 35,038.50, 48,354.26 and 19,930.77 is: 27,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,038.50 : 48,354.26 = 19,930.77 : x
  2. Step 2: Convert to fraction form
    35,038.50/48,354.26 = 19,930.77/x
  3. Step 3: Cross multiply
    35,038.50x = 48,354.26 × 19,930.77
  4. Step 4: Simplify right side
    35,038.50x = 963,737,534.93
  5. Step 5: Solve for x
    x = 963,737,534.93/35,038.50
  6. Step 6: Final answer
    x = 27,505.10

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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.