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Finding the Fourth Proportional to 25,907.55, 35,731.53 and 17,407.05

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Solution

The fourth proportional to 25,907.55, 35,731.53 and 17,407.05 is: 24,007.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,907.55 : 35,731.53 = 17,407.05 : x
  2. Step 2: Convert to fraction form
    25,907.55/35,731.53 = 17,407.05/x
  3. Step 3: Cross multiply
    25,907.55x = 35,731.53 × 17,407.05
  4. Step 4: Simplify right side
    25,907.55x = 621,980,529.29
  5. Step 5: Solve for x
    x = 621,980,529.29/25,907.55
  6. Step 6: Final answer
    x = 24,007.69

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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.