Home / 18,307.04-25,267.36-10,349.36

Finding the Fourth Proportional to 18,307.04, 25,267.36 and 10,349.36

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Solution

The fourth proportional to 18,307.04, 25,267.36 and 10,349.36 is: 14,284.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307.04 : 25,267.36 = 10,349.36 : x
  2. Step 2: Convert to fraction form
    18,307.04/25,267.36 = 10,349.36/x
  3. Step 3: Cross multiply
    18,307.04x = 25,267.36 × 10,349.36
  4. Step 4: Simplify right side
    18,307.04x = 261,501,004.89
  5. Step 5: Solve for x
    x = 261,501,004.89/18,307.04
  6. Step 6: Final answer
    x = 14,284.18

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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.