Home / 29,007.42-40,030.23-17,070.78

Finding the Fourth Proportional to 29,007.42, 40,030.23 and 17,070.78

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Solution

The fourth proportional to 29,007.42, 40,030.23 and 17,070.78 is: 23,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,007.42 : 40,030.23 = 17,070.78 : x
  2. Step 2: Convert to fraction form
    29,007.42/40,030.23 = 17,070.78/x
  3. Step 3: Cross multiply
    29,007.42x = 40,030.23 × 17,070.78
  4. Step 4: Simplify right side
    29,007.42x = 683,347,249.68
  5. Step 5: Solve for x
    x = 683,347,249.68/29,007.42
  6. Step 6: Final answer
    x = 23,557.67

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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.