Home / 26,384.72-39,548.60-13,210.96

Finding the Fourth Proportional to 26,384.72, 39,548.60 and 13,210.96

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Solution

The fourth proportional to 26,384.72, 39,548.60 and 13,210.96 is: 19,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,384.72 : 39,548.60 = 13,210.96 : x
  2. Step 2: Convert to fraction form
    26,384.72/39,548.60 = 13,210.96/x
  3. Step 3: Cross multiply
    26,384.72x = 39,548.60 × 13,210.96
  4. Step 4: Simplify right side
    26,384.72x = 522,474,972.66
  5. Step 5: Solve for x
    x = 522,474,972.66/26,384.72
  6. Step 6: Final answer
    x = 19,802.18

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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.