Home / 17,655.51-26,479.23-10,541.76

Finding the Fourth Proportional to 17,655.51, 26,479.23 and 10,541.76

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Solution

The fourth proportional to 17,655.51, 26,479.23 and 10,541.76 is: 15,810.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655.51 : 26,479.23 = 10,541.76 : x
  2. Step 2: Convert to fraction form
    17,655.51/26,479.23 = 10,541.76/x
  3. Step 3: Cross multiply
    17,655.51x = 26,479.23 × 10,541.76
  4. Step 4: Simplify right side
    17,655.51x = 279,137,687.64
  5. Step 5: Solve for x
    x = 279,137,687.64/17,655.51
  6. Step 6: Final answer
    x = 15,810.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.