Home / 36,711.51-55,062.55-11,749.47

Finding the Fourth Proportional to 36,711.51, 55,062.55 and 11,749.47

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Solution

The fourth proportional to 36,711.51, 55,062.55 and 11,749.47 is: 17,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,711.51 : 55,062.55 = 11,749.47 : x
  2. Step 2: Convert to fraction form
    36,711.51/55,062.55 = 11,749.47/x
  3. Step 3: Cross multiply
    36,711.51x = 55,062.55 × 11,749.47
  4. Step 4: Simplify right side
    36,711.51x = 646,955,779.35
  5. Step 5: Solve for x
    x = 646,955,779.35/36,711.51
  6. Step 6: Final answer
    x = 17,622.70

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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.