Home / 25,031.22-34,543.44-13,853.22

Finding the Fourth Proportional to 25,031.22, 34,543.44 and 13,853.22

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Solution

The fourth proportional to 25,031.22, 34,543.44 and 13,853.22 is: 19,117.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,031.22 : 34,543.44 = 13,853.22 : x
  2. Step 2: Convert to fraction form
    25,031.22/34,543.44 = 13,853.22/x
  3. Step 3: Cross multiply
    25,031.22x = 34,543.44 × 13,853.22
  4. Step 4: Simplify right side
    25,031.22x = 478,537,873.88
  5. Step 5: Solve for x
    x = 478,537,873.88/25,031.22
  6. Step 6: Final answer
    x = 19,117.64

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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.