Home / 25,802.40-35,614.32-15,195.52

Finding the Fourth Proportional to 25,802.40, 35,614.32 and 15,195.52

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Solution

The fourth proportional to 25,802.40, 35,614.32 and 15,195.52 is: 20,973.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,802.40 : 35,614.32 = 15,195.52 : x
  2. Step 2: Convert to fraction form
    25,802.40/35,614.32 = 15,195.52/x
  3. Step 3: Cross multiply
    25,802.40x = 35,614.32 × 15,195.52
  4. Step 4: Simplify right side
    25,802.40x = 541,178,111.85
  5. Step 5: Solve for x
    x = 541,178,111.85/25,802.40
  6. Step 6: Final answer
    x = 20,973.94

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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.