Home / 20,045.02-27,659.01-11,547.49

Finding the Fourth Proportional to 20,045.02, 27,659.01 and 11,547.49

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Solution

The fourth proportional to 20,045.02, 27,659.01 and 11,547.49 is: 15,933.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.02 : 27,659.01 = 11,547.49 : x
  2. Step 2: Convert to fraction form
    20,045.02/27,659.01 = 11,547.49/x
  3. Step 3: Cross multiply
    20,045.02x = 27,659.01 × 11,547.49
  4. Step 4: Simplify right side
    20,045.02x = 319,392,141.38
  5. Step 5: Solve for x
    x = 319,392,141.38/20,045.02
  6. Step 6: Final answer
    x = 15,933.74

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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.