Home / 38,020.48-56,988.22-15,818.76

Finding the Fourth Proportional to 38,020.48, 56,988.22 and 15,818.76

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Solution

The fourth proportional to 38,020.48, 56,988.22 and 15,818.76 is: 23,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,020.48 : 56,988.22 = 15,818.76 : x
  2. Step 2: Convert to fraction form
    38,020.48/56,988.22 = 15,818.76/x
  3. Step 3: Cross multiply
    38,020.48x = 56,988.22 × 15,818.76
  4. Step 4: Simplify right side
    38,020.48x = 901,482,975.01
  5. Step 5: Solve for x
    x = 901,482,975.01/38,020.48
  6. Step 6: Final answer
    x = 23,710.46

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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.