Home / 15,802.39-23,703.68-5,272.38

Finding the Fourth Proportional to 15,802.39, 23,703.68 and 5,272.38

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Solution

The fourth proportional to 15,802.39, 23,703.68 and 5,272.38 is: 7,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,802.39 : 23,703.68 = 5,272.38 : x
  2. Step 2: Convert to fraction form
    15,802.39/23,703.68 = 5,272.38/x
  3. Step 3: Cross multiply
    15,802.39x = 23,703.68 × 5,272.38
  4. Step 4: Simplify right side
    15,802.39x = 124,974,808.36
  5. Step 5: Solve for x
    x = 124,974,808.36/15,802.39
  6. Step 6: Final answer
    x = 7,908.60

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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.