Home / 29,220.07-40,326.15-16,959.67

Finding the Fourth Proportional to 29,220.07, 40,326.15 and 16,959.67

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Solution

The fourth proportional to 29,220.07, 40,326.15 and 16,959.67 is: 23,405.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,220.07 : 40,326.15 = 16,959.67 : x
  2. Step 2: Convert to fraction form
    29,220.07/40,326.15 = 16,959.67/x
  3. Step 3: Cross multiply
    29,220.07x = 40,326.15 × 16,959.67
  4. Step 4: Simplify right side
    29,220.07x = 683,918,196.37
  5. Step 5: Solve for x
    x = 683,918,196.37/29,220.07
  6. Step 6: Final answer
    x = 23,405.77

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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.