Home / 16,312.32-22,510.58-9,238.59

Finding the Fourth Proportional to 16,312.32, 22,510.58 and 9,238.59

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Solution

The fourth proportional to 16,312.32, 22,510.58 and 9,238.59 is: 12,749.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,312.32 : 22,510.58 = 9,238.59 : x
  2. Step 2: Convert to fraction form
    16,312.32/22,510.58 = 9,238.59/x
  3. Step 3: Cross multiply
    16,312.32x = 22,510.58 × 9,238.59
  4. Step 4: Simplify right side
    16,312.32x = 207,965,973.09
  5. Step 5: Solve for x
    x = 207,965,973.09/16,312.32
  6. Step 6: Final answer
    x = 12,749.01

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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.