Home / 15,416.12-23,123.91-4,322.64

Finding the Fourth Proportional to 15,416.12, 23,123.91 and 4,322.64

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Solution

The fourth proportional to 15,416.12, 23,123.91 and 4,322.64 is: 6,483.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,416.12 : 23,123.91 = 4,322.64 : x
  2. Step 2: Convert to fraction form
    15,416.12/23,123.91 = 4,322.64/x
  3. Step 3: Cross multiply
    15,416.12x = 23,123.91 × 4,322.64
  4. Step 4: Simplify right side
    15,416.12x = 99,956,338.32
  5. Step 5: Solve for x
    x = 99,956,338.32/15,416.12
  6. Step 6: Final answer
    x = 6,483.88

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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.