Home / 18,400.48-25,392.59-10,333.02

Finding the Fourth Proportional to 18,400.48, 25,392.59 and 10,333.02

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Solution

The fourth proportional to 18,400.48, 25,392.59 and 10,333.02 is: 14,259.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400.48 : 25,392.59 = 10,333.02 : x
  2. Step 2: Convert to fraction form
    18,400.48/25,392.59 = 10,333.02/x
  3. Step 3: Cross multiply
    18,400.48x = 25,392.59 × 10,333.02
  4. Step 4: Simplify right side
    18,400.48x = 262,382,140.32
  5. Step 5: Solve for x
    x = 262,382,140.32/18,400.48
  6. Step 6: Final answer
    x = 14,259.53

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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.