Home / 27,353.19-37,750.42-15,870.63

Finding the Fourth Proportional to 27,353.19, 37,750.42 and 15,870.63

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Solution

The fourth proportional to 27,353.19, 37,750.42 and 15,870.63 is: 21,903.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,353.19 : 37,750.42 = 15,870.63 : x
  2. Step 2: Convert to fraction form
    27,353.19/37,750.42 = 15,870.63/x
  3. Step 3: Cross multiply
    27,353.19x = 37,750.42 × 15,870.63
  4. Step 4: Simplify right side
    27,353.19x = 599,122,948.16
  5. Step 5: Solve for x
    x = 599,122,948.16/27,353.19
  6. Step 6: Final answer
    x = 21,903.22

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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.