Home / 19,315.56-26,658.81-10,932.06

Finding the Fourth Proportional to 19,315.56, 26,658.81 and 10,932.06

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Solution

The fourth proportional to 19,315.56, 26,658.81 and 10,932.06 is: 15,088.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315.56 : 26,658.81 = 10,932.06 : x
  2. Step 2: Convert to fraction form
    19,315.56/26,658.81 = 10,932.06/x
  3. Step 3: Cross multiply
    19,315.56x = 26,658.81 × 10,932.06
  4. Step 4: Simplify right side
    19,315.56x = 291,435,710.45
  5. Step 5: Solve for x
    x = 291,435,710.45/19,315.56
  6. Step 6: Final answer
    x = 15,088.13

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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.