Home / 14,114.61-21,254.37-10,442.67

Finding the Fourth Proportional to 14,114.61, 21,254.37 and 10,442.67

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Solution

The fourth proportional to 14,114.61, 21,254.37 and 10,442.67 is: 15,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.61 : 21,254.37 = 10,442.67 : x
  2. Step 2: Convert to fraction form
    14,114.61/21,254.37 = 10,442.67/x
  3. Step 3: Cross multiply
    14,114.61x = 21,254.37 × 10,442.67
  4. Step 4: Simplify right side
    14,114.61x = 221,952,371.97
  5. Step 5: Solve for x
    x = 221,952,371.97/14,114.61
  6. Step 6: Final answer
    x = 15,725.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.