Home / 15,989.59-22,071.99-10,682.47

Finding the Fourth Proportional to 15,989.59, 22,071.99 and 10,682.47

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Solution

The fourth proportional to 15,989.59, 22,071.99 and 10,682.47 is: 14,746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989.59 : 22,071.99 = 10,682.47 : x
  2. Step 2: Convert to fraction form
    15,989.59/22,071.99 = 10,682.47/x
  3. Step 3: Cross multiply
    15,989.59x = 22,071.99 × 10,682.47
  4. Step 4: Simplify right side
    15,989.59x = 235,783,371.02
  5. Step 5: Solve for x
    x = 235,783,371.02/15,989.59
  6. Step 6: Final answer
    x = 14,746.05

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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.