Home / 15,345.45-23,030.73-7,952.13

Finding the Fourth Proportional to 15,345.45, 23,030.73 and 7,952.13

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Solution

The fourth proportional to 15,345.45, 23,030.73 and 7,952.13 is: 11,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345.45 : 23,030.73 = 7,952.13 : x
  2. Step 2: Convert to fraction form
    15,345.45/23,030.73 = 7,952.13/x
  3. Step 3: Cross multiply
    15,345.45x = 23,030.73 × 7,952.13
  4. Step 4: Simplify right side
    15,345.45x = 183,143,358.95
  5. Step 5: Solve for x
    x = 183,143,358.95/15,345.45
  6. Step 6: Final answer
    x = 11,934.70

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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.