Home / 34,581.16-47,725.86-20,437.48

Finding the Fourth Proportional to 34,581.16, 47,725.86 and 20,437.48

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Solution

The fourth proportional to 34,581.16, 47,725.86 and 20,437.48 is: 28,206.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,581.16 : 47,725.86 = 20,437.48 : x
  2. Step 2: Convert to fraction form
    34,581.16/47,725.86 = 20,437.48/x
  3. Step 3: Cross multiply
    34,581.16x = 47,725.86 × 20,437.48
  4. Step 4: Simplify right side
    34,581.16x = 975,396,309.23
  5. Step 5: Solve for x
    x = 975,396,309.23/34,581.16
  6. Step 6: Final answer
    x = 28,206.00

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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.