Home / 10,001.07-15,001.74-9,392.22

Finding the Fourth Proportional to 10,001.07, 15,001.74 and 9,392.22

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Solution

The fourth proportional to 10,001.07, 15,001.74 and 9,392.22 is: 14,088.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.07 : 15,001.74 = 9,392.22 : x
  2. Step 2: Convert to fraction form
    10,001.07/15,001.74 = 9,392.22/x
  3. Step 3: Cross multiply
    10,001.07x = 15,001.74 × 9,392.22
  4. Step 4: Simplify right side
    10,001.07x = 140,899,642.46
  5. Step 5: Solve for x
    x = 140,899,642.46/10,001.07
  6. Step 6: Final answer
    x = 14,088.46

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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.