Home / 27,055.95-37,337.14-15,119.28

Finding the Fourth Proportional to 27,055.95, 37,337.14 and 15,119.28

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Solution

The fourth proportional to 27,055.95, 37,337.14 and 15,119.28 is: 20,864.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,055.95 : 37,337.14 = 15,119.28 : x
  2. Step 2: Convert to fraction form
    27,055.95/37,337.14 = 15,119.28/x
  3. Step 3: Cross multiply
    27,055.95x = 37,337.14 × 15,119.28
  4. Step 4: Simplify right side
    27,055.95x = 564,510,762.97
  5. Step 5: Solve for x
    x = 564,510,762.97/27,055.95
  6. Step 6: Final answer
    x = 20,864.57

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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.