Home / 10,001.63-15,002.40-9,392.65

Finding the Fourth Proportional to 10,001.63, 15,002.40 and 9,392.65

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Solution

The fourth proportional to 10,001.63, 15,002.40 and 9,392.65 is: 14,088.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.63 : 15,002.40 = 9,392.65 : x
  2. Step 2: Convert to fraction form
    10,001.63/15,002.40 = 9,392.65/x
  3. Step 3: Cross multiply
    10,001.63x = 15,002.40 × 9,392.65
  4. Step 4: Simplify right side
    10,001.63x = 140,912,292.36
  5. Step 5: Solve for x
    x = 140,912,292.36/10,001.63
  6. Step 6: Final answer
    x = 14,088.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.