Home / 15,277.88-22,920.28-6,955.67

Finding the Fourth Proportional to 15,277.88, 22,920.28 and 6,955.67

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Solution

The fourth proportional to 15,277.88, 22,920.28 and 6,955.67 is: 10,435.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,277.88 : 22,920.28 = 6,955.67 : x
  2. Step 2: Convert to fraction form
    15,277.88/22,920.28 = 6,955.67/x
  3. Step 3: Cross multiply
    15,277.88x = 22,920.28 × 6,955.67
  4. Step 4: Simplify right side
    15,277.88x = 159,425,943.90
  5. Step 5: Solve for x
    x = 159,425,943.90/15,277.88
  6. Step 6: Final answer
    x = 10,435.08

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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.