Home / 14,700.72-22,054.79-6,378.71

Finding the Fourth Proportional to 14,700.72, 22,054.79 and 6,378.71

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Solution

The fourth proportional to 14,700.72, 22,054.79 and 6,378.71 is: 9,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,700.72 : 22,054.79 = 6,378.71 : x
  2. Step 2: Convert to fraction form
    14,700.72/22,054.79 = 6,378.71/x
  3. Step 3: Cross multiply
    14,700.72x = 22,054.79 × 6,378.71
  4. Step 4: Simplify right side
    14,700.72x = 140,681,109.52
  5. Step 5: Solve for x
    x = 140,681,109.52/14,700.72
  6. Step 6: Final answer
    x = 9,569.67

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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.