Home / 14,261.80-21,392.98-4,901.72

Finding the Fourth Proportional to 14,261.80, 21,392.98 and 4,901.72

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Solution

The fourth proportional to 14,261.80, 21,392.98 and 4,901.72 is: 7,352.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.80 : 21,392.98 = 4,901.72 : x
  2. Step 2: Convert to fraction form
    14,261.80/21,392.98 = 4,901.72/x
  3. Step 3: Cross multiply
    14,261.80x = 21,392.98 × 4,901.72
  4. Step 4: Simplify right side
    14,261.80x = 104,862,397.93
  5. Step 5: Solve for x
    x = 104,862,397.93/14,261.80
  6. Step 6: Final answer
    x = 7,352.68

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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.