Home / 26,415.60-39,598.72-13,252.56

Finding the Fourth Proportional to 26,415.60, 39,598.72 and 13,252.56

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Solution

The fourth proportional to 26,415.60, 39,598.72 and 13,252.56 is: 19,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415.60 : 39,598.72 = 13,252.56 : x
  2. Step 2: Convert to fraction form
    26,415.60/39,598.72 = 13,252.56/x
  3. Step 3: Cross multiply
    26,415.60x = 39,598.72 × 13,252.56
  4. Step 4: Simplify right side
    26,415.60x = 524,784,412.72
  5. Step 5: Solve for x
    x = 524,784,412.72/26,415.60
  6. Step 6: Final answer
    x = 19,866.46

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1.5x scale

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.