Home / 37,298.68-51,476.56-20,948.57

Finding the Fourth Proportional to 37,298.68, 51,476.56 and 20,948.57

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Solution

The fourth proportional to 37,298.68, 51,476.56 and 20,948.57 is: 28,911.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,298.68 : 51,476.56 = 20,948.57 : x
  2. Step 2: Convert to fraction form
    37,298.68/51,476.56 = 20,948.57/x
  3. Step 3: Cross multiply
    37,298.68x = 51,476.56 × 20,948.57
  4. Step 4: Simplify right side
    37,298.68x = 1,078,360,611.19
  5. Step 5: Solve for x
    x = 1,078,360,611.19/37,298.68
  6. Step 6: Final answer
    x = 28,911.50

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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.