Home / 14,259.90-21,392.28-4,397.34

Finding the Fourth Proportional to 14,259.90, 21,392.28 and 4,397.34

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Solution

The fourth proportional to 14,259.90, 21,392.28 and 4,397.34 is: 6,596.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.90 : 21,392.28 = 4,397.34 : x
  2. Step 2: Convert to fraction form
    14,259.90/21,392.28 = 4,397.34/x
  3. Step 3: Cross multiply
    14,259.90x = 21,392.28 × 4,397.34
  4. Step 4: Simplify right side
    14,259.90x = 94,069,128.54
  5. Step 5: Solve for x
    x = 94,069,128.54/14,259.90
  6. Step 6: Final answer
    x = 6,596.76

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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.