Home / 18,332.37-25,298.69-9,948.87

Finding the Fourth Proportional to 18,332.37, 25,298.69 and 9,948.87

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Solution

The fourth proportional to 18,332.37, 25,298.69 and 9,948.87 is: 13,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.37 : 25,298.69 = 9,948.87 : x
  2. Step 2: Convert to fraction form
    18,332.37/25,298.69 = 9,948.87/x
  3. Step 3: Cross multiply
    18,332.37x = 25,298.69 × 9,948.87
  4. Step 4: Simplify right side
    18,332.37x = 251,693,328.24
  5. Step 5: Solve for x
    x = 251,693,328.24/18,332.37
  6. Step 6: Final answer
    x = 13,729.45

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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.