Home / 36,111.48-54,159.21-26,255.40

Finding the Fourth Proportional to 36,111.48, 54,159.21 and 26,255.40

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Solution

The fourth proportional to 36,111.48, 54,159.21 and 26,255.40 is: 39,377.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,111.48 : 54,159.21 = 26,255.40 : x
  2. Step 2: Convert to fraction form
    36,111.48/54,159.21 = 26,255.40/x
  3. Step 3: Cross multiply
    36,111.48x = 54,159.21 × 26,255.40
  4. Step 4: Simplify right side
    36,111.48x = 1,421,971,722.23
  5. Step 5: Solve for x
    x = 1,421,971,722.23/36,111.48
  6. Step 6: Final answer
    x = 39,377.28

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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.