Home / 25,397.04-38,101.67-7,866.87

Finding the Fourth Proportional to 25,397.04, 38,101.67 and 7,866.87

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Solution

The fourth proportional to 25,397.04, 38,101.67 and 7,866.87 is: 11,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,397.04 : 38,101.67 = 7,866.87 : x
  2. Step 2: Convert to fraction form
    25,397.04/38,101.67 = 7,866.87/x
  3. Step 3: Cross multiply
    25,397.04x = 38,101.67 × 7,866.87
  4. Step 4: Simplify right side
    25,397.04x = 299,740,845.34
  5. Step 5: Solve for x
    x = 299,740,845.34/25,397.04
  6. Step 6: Final answer
    x = 11,802.20

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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.