Home / 27,543.93-38,007.54-15,604.71

Finding the Fourth Proportional to 27,543.93, 38,007.54 and 15,604.71

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Solution

The fourth proportional to 27,543.93, 38,007.54 and 15,604.71 is: 21,532.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.93 : 38,007.54 = 15,604.71 : x
  2. Step 2: Convert to fraction form
    27,543.93/38,007.54 = 15,604.71/x
  3. Step 3: Cross multiply
    27,543.93x = 38,007.54 × 15,604.71
  4. Step 4: Simplify right side
    27,543.93x = 593,096,639.51
  5. Step 5: Solve for x
    x = 593,096,639.51/27,543.93
  6. Step 6: Final answer
    x = 21,532.75

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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.