Home / 16,215.19-22,365.35-10,539.35

Finding the Fourth Proportional to 16,215.19, 22,365.35 and 10,539.35

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Solution

The fourth proportional to 16,215.19, 22,365.35 and 10,539.35 is: 14,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,215.19 : 22,365.35 = 10,539.35 : x
  2. Step 2: Convert to fraction form
    16,215.19/22,365.35 = 10,539.35/x
  3. Step 3: Cross multiply
    16,215.19x = 22,365.35 × 10,539.35
  4. Step 4: Simplify right side
    16,215.19x = 235,716,210.39
  5. Step 5: Solve for x
    x = 235,716,210.39/16,215.19
  6. Step 6: Final answer
    x = 14,536.76

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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.