Home / 15,988.15-22,043.09-10,943.67

Finding the Fourth Proportional to 15,988.15, 22,043.09 and 10,943.67

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Solution

The fourth proportional to 15,988.15, 22,043.09 and 10,943.67 is: 15,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988.15 : 22,043.09 = 10,943.67 : x
  2. Step 2: Convert to fraction form
    15,988.15/22,043.09 = 10,943.67/x
  3. Step 3: Cross multiply
    15,988.15x = 22,043.09 × 10,943.67
  4. Step 4: Simplify right side
    15,988.15x = 241,232,351.20
  5. Step 5: Solve for x
    x = 241,232,351.20/15,988.15
  6. Step 6: Final answer
    x = 15,088.20

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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.