Home / 18,035.90-24,890.70-10,078.16

Finding the Fourth Proportional to 18,035.90, 24,890.70 and 10,078.16

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Solution

The fourth proportional to 18,035.90, 24,890.70 and 10,078.16 is: 13,908.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,035.90 : 24,890.70 = 10,078.16 : x
  2. Step 2: Convert to fraction form
    18,035.90/24,890.70 = 10,078.16/x
  3. Step 3: Cross multiply
    18,035.90x = 24,890.70 × 10,078.16
  4. Step 4: Simplify right side
    18,035.90x = 250,852,332.66
  5. Step 5: Solve for x
    x = 250,852,332.66/18,035.90
  6. Step 6: Final answer
    x = 13,908.50

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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.