Home / 25,411.80-38,031.30-22,301.40

Finding the Fourth Proportional to 25,411.80, 38,031.30 and 22,301.40

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Solution

The fourth proportional to 25,411.80, 38,031.30 and 22,301.40 is: 33,376.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,411.80 : 38,031.30 = 22,301.40 : x
  2. Step 2: Convert to fraction form
    25,411.80/38,031.30 = 22,301.40/x
  3. Step 3: Cross multiply
    25,411.80x = 38,031.30 × 22,301.40
  4. Step 4: Simplify right side
    25,411.80x = 848,151,233.82
  5. Step 5: Solve for x
    x = 848,151,233.82/25,411.80
  6. Step 6: Final answer
    x = 33,376.28

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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.