Home / 27,160.81-37,483.65-15,062.68

Finding the Fourth Proportional to 27,160.81, 37,483.65 and 15,062.68

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Solution

The fourth proportional to 27,160.81, 37,483.65 and 15,062.68 is: 20,787.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160.81 : 37,483.65 = 15,062.68 : x
  2. Step 2: Convert to fraction form
    27,160.81/37,483.65 = 15,062.68/x
  3. Step 3: Cross multiply
    27,160.81x = 37,483.65 × 15,062.68
  4. Step 4: Simplify right side
    27,160.81x = 564,604,225.18
  5. Step 5: Solve for x
    x = 564,604,225.18/27,160.81
  6. Step 6: Final answer
    x = 20,787.46

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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.