Home / 37,540.07-51,803.74-20,543.88

Finding the Fourth Proportional to 37,540.07, 51,803.74 and 20,543.88

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Solution

The fourth proportional to 37,540.07, 51,803.74 and 20,543.88 is: 28,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,540.07 : 51,803.74 = 20,543.88 : x
  2. Step 2: Convert to fraction form
    37,540.07/51,803.74 = 20,543.88/x
  3. Step 3: Cross multiply
    37,540.07x = 51,803.74 × 20,543.88
  4. Step 4: Simplify right side
    37,540.07x = 1,064,249,818.11
  5. Step 5: Solve for x
    x = 1,064,249,818.11/37,540.07
  6. Step 6: Final answer
    x = 28,349.70

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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.