Home / 14,071.32-19,420.52-8,767.84

Finding the Fourth Proportional to 14,071.32, 19,420.52 and 8,767.84

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Solution

The fourth proportional to 14,071.32, 19,420.52 and 8,767.84 is: 12,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071.32 : 19,420.52 = 8,767.84 : x
  2. Step 2: Convert to fraction form
    14,071.32/19,420.52 = 8,767.84/x
  3. Step 3: Cross multiply
    14,071.32x = 19,420.52 × 8,767.84
  4. Step 4: Simplify right side
    14,071.32x = 170,276,012.08
  5. Step 5: Solve for x
    x = 170,276,012.08/14,071.32
  6. Step 6: Final answer
    x = 12,100.93

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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.