Home / 26,340.81-39,476.13-11,533.62

Finding the Fourth Proportional to 26,340.81, 39,476.13 and 11,533.62

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Solution

The fourth proportional to 26,340.81, 39,476.13 and 11,533.62 is: 17,285.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,340.81 : 39,476.13 = 11,533.62 : x
  2. Step 2: Convert to fraction form
    26,340.81/39,476.13 = 11,533.62/x
  3. Step 3: Cross multiply
    26,340.81x = 39,476.13 × 11,533.62
  4. Step 4: Simplify right side
    26,340.81x = 455,302,682.49
  5. Step 5: Solve for x
    x = 455,302,682.49/26,340.81
  6. Step 6: Final answer
    x = 17,285.07

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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.