Home / 19,530.48-26,952.18-10,916.66

Finding the Fourth Proportional to 19,530.48, 26,952.18 and 10,916.66

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Solution

The fourth proportional to 19,530.48, 26,952.18 and 10,916.66 is: 15,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,530.48 : 26,952.18 = 10,916.66 : x
  2. Step 2: Convert to fraction form
    19,530.48/26,952.18 = 10,916.66/x
  3. Step 3: Cross multiply
    19,530.48x = 26,952.18 × 10,916.66
  4. Step 4: Simplify right side
    19,530.48x = 294,227,785.32
  5. Step 5: Solve for x
    x = 294,227,785.32/19,530.48
  6. Step 6: Final answer
    x = 15,065.06

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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.