Home / 37,445.68-51,677.76-21,535.12

Finding the Fourth Proportional to 37,445.68, 51,677.76 and 21,535.12

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Solution

The fourth proportional to 37,445.68, 51,677.76 and 21,535.12 is: 29,720.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,445.68 : 51,677.76 = 21,535.12 : x
  2. Step 2: Convert to fraction form
    37,445.68/51,677.76 = 21,535.12/x
  3. Step 3: Cross multiply
    37,445.68x = 51,677.76 × 21,535.12
  4. Step 4: Simplify right side
    37,445.68x = 1,112,886,762.93
  5. Step 5: Solve for x
    x = 1,112,886,762.93/37,445.68
  6. Step 6: Final answer
    x = 29,720.03

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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.