Home / 14,726.34-20,313.59-13,742.19

Finding the Fourth Proportional to 14,726.34, 20,313.59 and 13,742.19

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Solution

The fourth proportional to 14,726.34, 20,313.59 and 13,742.19 is: 18,956.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,726.34 : 20,313.59 = 13,742.19 : x
  2. Step 2: Convert to fraction form
    14,726.34/20,313.59 = 13,742.19/x
  3. Step 3: Cross multiply
    14,726.34x = 20,313.59 × 13,742.19
  4. Step 4: Simplify right side
    14,726.34x = 279,153,144.65
  5. Step 5: Solve for x
    x = 279,153,144.65/14,726.34
  6. Step 6: Final answer
    x = 18,956.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.