Home / 34,853.10-52,279.65-9,890.70

Finding the Fourth Proportional to 34,853.10, 52,279.65 and 9,890.70

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Solution

The fourth proportional to 34,853.10, 52,279.65 and 9,890.70 is: 14,836.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,853.10 : 52,279.65 = 9,890.70 : x
  2. Step 2: Convert to fraction form
    34,853.10/52,279.65 = 9,890.70/x
  3. Step 3: Cross multiply
    34,853.10x = 52,279.65 × 9,890.70
  4. Step 4: Simplify right side
    34,853.10x = 517,082,334.26
  5. Step 5: Solve for x
    x = 517,082,334.26/34,853.10
  6. Step 6: Final answer
    x = 14,836.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.