Home / 25,947.64-38,903.70-9,307.30

Finding the Fourth Proportional to 25,947.64, 38,903.70 and 9,307.30

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Solution

The fourth proportional to 25,947.64, 38,903.70 and 9,307.30 is: 13,954.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,947.64 : 38,903.70 = 9,307.30 : x
  2. Step 2: Convert to fraction form
    25,947.64/38,903.70 = 9,307.30/x
  3. Step 3: Cross multiply
    25,947.64x = 38,903.70 × 9,307.30
  4. Step 4: Simplify right side
    25,947.64x = 362,088,407.01
  5. Step 5: Solve for x
    x = 362,088,407.01/25,947.64
  6. Step 6: Final answer
    x = 13,954.58

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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.