Home / 14,977.56-22,515.58-13,895

Finding the Fourth Proportional to 14,977.56, 22,515.58 and 13,895

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Solution

The fourth proportional to 14,977.56, 22,515.58 and 13,895 is: 20,888.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977.56 : 22,515.58 = 13,895 : x
  2. Step 2: Convert to fraction form
    14,977.56/22,515.58 = 13,895/x
  3. Step 3: Cross multiply
    14,977.56x = 22,515.58 × 13,895
  4. Step 4: Simplify right side
    14,977.56x = 312,853,984.10
  5. Step 5: Solve for x
    x = 312,853,984.10/14,977.56
  6. Step 6: Final answer
    x = 20,888.18

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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.