Home / 30,827.03-42,541.45-17,398.85

Finding the Fourth Proportional to 30,827.03, 42,541.45 and 17,398.85

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Solution

The fourth proportional to 30,827.03, 42,541.45 and 17,398.85 is: 24,010.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,827.03 : 42,541.45 = 17,398.85 : x
  2. Step 2: Convert to fraction form
    30,827.03/42,541.45 = 17,398.85/x
  3. Step 3: Cross multiply
    30,827.03x = 42,541.45 × 17,398.85
  4. Step 4: Simplify right side
    30,827.03x = 740,172,307.33
  5. Step 5: Solve for x
    x = 740,172,307.33/30,827.03
  6. Step 6: Final answer
    x = 24,010.50

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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.