Home / 13,301.10-19,951.65-8,894.70

Finding the Fourth Proportional to 13,301.10, 19,951.65 and 8,894.70

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Solution

The fourth proportional to 13,301.10, 19,951.65 and 8,894.70 is: 13,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.10 : 19,951.65 = 8,894.70 : x
  2. Step 2: Convert to fraction form
    13,301.10/19,951.65 = 8,894.70/x
  3. Step 3: Cross multiply
    13,301.10x = 19,951.65 × 8,894.70
  4. Step 4: Simplify right side
    13,301.10x = 177,463,941.26
  5. Step 5: Solve for x
    x = 177,463,941.26/13,301.10
  6. Step 6: Final answer
    x = 13,342.05

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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.