Home / 38,026.40-52,476.26-21,259.40

Finding the Fourth Proportional to 38,026.40, 52,476.26 and 21,259.40

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Solution

The fourth proportional to 38,026.40, 52,476.26 and 21,259.40 is: 29,337.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,026.40 : 52,476.26 = 21,259.40 : x
  2. Step 2: Convert to fraction form
    38,026.40/52,476.26 = 21,259.40/x
  3. Step 3: Cross multiply
    38,026.40x = 52,476.26 × 21,259.40
  4. Step 4: Simplify right side
    38,026.40x = 1,115,613,433.17
  5. Step 5: Solve for x
    x = 1,115,613,433.17/38,026.40
  6. Step 6: Final answer
    x = 29,337.87

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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.