Home / 13,247.60-19,875.14-4,483.20

Finding the Fourth Proportional to 13,247.60, 19,875.14 and 4,483.20

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Solution

The fourth proportional to 13,247.60, 19,875.14 and 4,483.20 is: 6,726.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247.60 : 19,875.14 = 4,483.20 : x
  2. Step 2: Convert to fraction form
    13,247.60/19,875.14 = 4,483.20/x
  3. Step 3: Cross multiply
    13,247.60x = 19,875.14 × 4,483.20
  4. Step 4: Simplify right side
    13,247.60x = 89,104,227.65
  5. Step 5: Solve for x
    x = 89,104,227.65/13,247.60
  6. Step 6: Final answer
    x = 6,726.07

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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.