Home / 13,242.90-19,864.29-4,483.86

Finding the Fourth Proportional to 13,242.90, 19,864.29 and 4,483.86

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Solution

The fourth proportional to 13,242.90, 19,864.29 and 4,483.86 is: 6,725.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,242.90 : 19,864.29 = 4,483.86 : x
  2. Step 2: Convert to fraction form
    13,242.90/19,864.29 = 4,483.86/x
  3. Step 3: Cross multiply
    13,242.90x = 19,864.29 × 4,483.86
  4. Step 4: Simplify right side
    13,242.90x = 89,068,695.36
  5. Step 5: Solve for x
    x = 89,068,695.36/13,242.90
  6. Step 6: Final answer
    x = 6,725.77

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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.