Home / 17,407.44-24,031.08-13,419.72

Finding the Fourth Proportional to 17,407.44, 24,031.08 and 13,419.72

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Solution

The fourth proportional to 17,407.44, 24,031.08 and 13,419.72 is: 18,526.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,407.44 : 24,031.08 = 13,419.72 : x
  2. Step 2: Convert to fraction form
    17,407.44/24,031.08 = 13,419.72/x
  3. Step 3: Cross multiply
    17,407.44x = 24,031.08 × 13,419.72
  4. Step 4: Simplify right side
    17,407.44x = 322,490,364.90
  5. Step 5: Solve for x
    x = 322,490,364.90/17,407.44
  6. Step 6: Final answer
    x = 18,526.01

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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.