Home / 14,267.57-21,407.47-5,508.63

Finding the Fourth Proportional to 14,267.57, 21,407.47 and 5,508.63

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Solution

The fourth proportional to 14,267.57, 21,407.47 and 5,508.63 is: 8,265.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.57 : 21,407.47 = 5,508.63 : x
  2. Step 2: Convert to fraction form
    14,267.57/21,407.47 = 5,508.63/x
  3. Step 3: Cross multiply
    14,267.57x = 21,407.47 × 5,508.63
  4. Step 4: Simplify right side
    14,267.57x = 117,925,831.47
  5. Step 5: Solve for x
    x = 117,925,831.47/14,267.57
  6. Step 6: Final answer
    x = 8,265.31

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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.