Home / 29,376.52-40,538.43-15,947.32

Finding the Fourth Proportional to 29,376.52, 40,538.43 and 15,947.32

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Solution

The fourth proportional to 29,376.52, 40,538.43 and 15,947.32 is: 22,006.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,376.52 : 40,538.43 = 15,947.32 : x
  2. Step 2: Convert to fraction form
    29,376.52/40,538.43 = 15,947.32/x
  3. Step 3: Cross multiply
    29,376.52x = 40,538.43 × 15,947.32
  4. Step 4: Simplify right side
    29,376.52x = 646,479,315.51
  5. Step 5: Solve for x
    x = 646,479,315.51/29,376.52
  6. Step 6: Final answer
    x = 22,006.67

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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.