Home / 18,210.26-25,130.10-10,252.52

Finding the Fourth Proportional to 18,210.26, 25,130.10 and 10,252.52

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Solution

The fourth proportional to 18,210.26, 25,130.10 and 10,252.52 is: 14,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.26 : 25,130.10 = 10,252.52 : x
  2. Step 2: Convert to fraction form
    18,210.26/25,130.10 = 10,252.52/x
  3. Step 3: Cross multiply
    18,210.26x = 25,130.10 × 10,252.52
  4. Step 4: Simplify right side
    18,210.26x = 257,646,852.85
  5. Step 5: Solve for x
    x = 257,646,852.85/18,210.26
  6. Step 6: Final answer
    x = 14,148.44

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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.