Home / 14,259.95-21,392.76-4,398.80

Finding the Fourth Proportional to 14,259.95, 21,392.76 and 4,398.80

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Solution

The fourth proportional to 14,259.95, 21,392.76 and 4,398.80 is: 6,599.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.95 : 21,392.76 = 4,398.80 : x
  2. Step 2: Convert to fraction form
    14,259.95/21,392.76 = 4,398.80/x
  3. Step 3: Cross multiply
    14,259.95x = 21,392.76 × 4,398.80
  4. Step 4: Simplify right side
    14,259.95x = 94,102,472.69
  5. Step 5: Solve for x
    x = 94,102,472.69/14,259.95
  6. Step 6: Final answer
    x = 6,599.07

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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.