Home / 34,986.18-48,279.13-19,070.49

Finding the Fourth Proportional to 34,986.18, 48,279.13 and 19,070.49

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Solution

The fourth proportional to 34,986.18, 48,279.13 and 19,070.49 is: 26,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,986.18 : 48,279.13 = 19,070.49 : x
  2. Step 2: Convert to fraction form
    34,986.18/48,279.13 = 19,070.49/x
  3. Step 3: Cross multiply
    34,986.18x = 48,279.13 × 19,070.49
  4. Step 4: Simplify right side
    34,986.18x = 920,706,665.87
  5. Step 5: Solve for x
    x = 920,706,665.87/34,986.18
  6. Step 6: Final answer
    x = 26,316.30

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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.