Home / 21,509.05-32,263.29-10,416.73

Finding the Fourth Proportional to 21,509.05, 32,263.29 and 10,416.73

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Solution

The fourth proportional to 21,509.05, 32,263.29 and 10,416.73 is: 15,624.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,509.05 : 32,263.29 = 10,416.73 : x
  2. Step 2: Convert to fraction form
    21,509.05/32,263.29 = 10,416.73/x
  3. Step 3: Cross multiply
    21,509.05x = 32,263.29 × 10,416.73
  4. Step 4: Simplify right side
    21,509.05x = 336,077,980.84
  5. Step 5: Solve for x
    x = 336,077,980.84/21,509.05
  6. Step 6: Final answer
    x = 15,624.96

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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.