Home / 15,598.29-21,510.75-10,212.69

Finding the Fourth Proportional to 15,598.29, 21,510.75 and 10,212.69

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Solution

The fourth proportional to 15,598.29, 21,510.75 and 10,212.69 is: 14,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,598.29 : 21,510.75 = 10,212.69 : x
  2. Step 2: Convert to fraction form
    15,598.29/21,510.75 = 10,212.69/x
  3. Step 3: Cross multiply
    15,598.29x = 21,510.75 × 10,212.69
  4. Step 4: Simplify right side
    15,598.29x = 219,682,621.42
  5. Step 5: Solve for x
    x = 219,682,621.42/15,598.29
  6. Step 6: Final answer
    x = 14,083.76

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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.