Home / 14,123.32-19,482.08-8,808.90

Finding the Fourth Proportional to 14,123.32, 19,482.08 and 8,808.90

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Solution

The fourth proportional to 14,123.32, 19,482.08 and 8,808.90 is: 12,151.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,123.32 : 19,482.08 = 8,808.90 : x
  2. Step 2: Convert to fraction form
    14,123.32/19,482.08 = 8,808.90/x
  3. Step 3: Cross multiply
    14,123.32x = 19,482.08 × 8,808.90
  4. Step 4: Simplify right side
    14,123.32x = 171,615,694.51
  5. Step 5: Solve for x
    x = 171,615,694.51/14,123.32
  6. Step 6: Final answer
    x = 12,151.23

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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.