Home / 27,833.07-38,412.86-15,898.13

Finding the Fourth Proportional to 27,833.07, 38,412.86 and 15,898.13

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Solution

The fourth proportional to 27,833.07, 38,412.86 and 15,898.13 is: 21,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,833.07 : 38,412.86 = 15,898.13 : x
  2. Step 2: Convert to fraction form
    27,833.07/38,412.86 = 15,898.13/x
  3. Step 3: Cross multiply
    27,833.07x = 38,412.86 × 15,898.13
  4. Step 4: Simplify right side
    27,833.07x = 610,692,370.40
  5. Step 5: Solve for x
    x = 610,692,370.40/27,833.07
  6. Step 6: Final answer
    x = 21,941.25

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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.