Home / 27,484.56-37,934.16-15,547.92

Finding the Fourth Proportional to 27,484.56, 37,934.16 and 15,547.92

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Solution

The fourth proportional to 27,484.56, 37,934.16 and 15,547.92 is: 21,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,484.56 : 37,934.16 = 15,547.92 : x
  2. Step 2: Convert to fraction form
    27,484.56/37,934.16 = 15,547.92/x
  3. Step 3: Cross multiply
    27,484.56x = 37,934.16 × 15,547.92
  4. Step 4: Simplify right side
    27,484.56x = 589,797,284.95
  5. Step 5: Solve for x
    x = 589,797,284.95/27,484.56
  6. Step 6: Final answer
    x = 21,459.22

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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.