Home / 37,569.28-51,845.61-20,802.28

Finding the Fourth Proportional to 37,569.28, 51,845.61 and 20,802.28

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Solution

The fourth proportional to 37,569.28, 51,845.61 and 20,802.28 is: 28,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,569.28 : 51,845.61 = 20,802.28 : x
  2. Step 2: Convert to fraction form
    37,569.28/51,845.61 = 20,802.28/x
  3. Step 3: Cross multiply
    37,569.28x = 51,845.61 × 20,802.28
  4. Step 4: Simplify right side
    37,569.28x = 1,078,506,895.99
  5. Step 5: Solve for x
    x = 1,078,506,895.99/37,569.28
  6. Step 6: Final answer
    x = 28,707.15

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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.