Home / 18,394.04-25,386.45-10,328.60

Finding the Fourth Proportional to 18,394.04, 25,386.45 and 10,328.60

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Solution

The fourth proportional to 18,394.04, 25,386.45 and 10,328.60 is: 14,254.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394.04 : 25,386.45 = 10,328.60 : x
  2. Step 2: Convert to fraction form
    18,394.04/25,386.45 = 10,328.60/x
  3. Step 3: Cross multiply
    18,394.04x = 25,386.45 × 10,328.60
  4. Step 4: Simplify right side
    18,394.04x = 262,206,487.47
  5. Step 5: Solve for x
    x = 262,206,487.47/18,394.04
  6. Step 6: Final answer
    x = 14,254.97

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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.