Home / 42,998.66-64,516.48-22,236.74

Finding the Fourth Proportional to 42,998.66, 64,516.48 and 22,236.74

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Solution

The fourth proportional to 42,998.66, 64,516.48 and 22,236.74 is: 33,364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,998.66 : 64,516.48 = 22,236.74 : x
  2. Step 2: Convert to fraction form
    42,998.66/64,516.48 = 22,236.74/x
  3. Step 3: Cross multiply
    42,998.66x = 64,516.48 × 22,236.74
  4. Step 4: Simplify right side
    42,998.66x = 1,434,636,191.48
  5. Step 5: Solve for x
    x = 1,434,636,191.48/42,998.66
  6. Step 6: Final answer
    x = 33,364.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.