Home / 36,931.42-55,392.26-10,279.18

Finding the Fourth Proportional to 36,931.42, 55,392.26 and 10,279.18

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Solution

The fourth proportional to 36,931.42, 55,392.26 and 10,279.18 is: 15,417.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931.42 : 55,392.26 = 10,279.18 : x
  2. Step 2: Convert to fraction form
    36,931.42/55,392.26 = 10,279.18/x
  3. Step 3: Cross multiply
    36,931.42x = 55,392.26 × 10,279.18
  4. Step 4: Simplify right side
    36,931.42x = 569,387,011.15
  5. Step 5: Solve for x
    x = 569,387,011.15/36,931.42
  6. Step 6: Final answer
    x = 15,417.41

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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.