Home / 26,574.66-39,886.56-13,436.28

Finding the Fourth Proportional to 26,574.66, 39,886.56 and 13,436.28

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Solution

The fourth proportional to 26,574.66, 39,886.56 and 13,436.28 is: 20,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,574.66 : 39,886.56 = 13,436.28 : x
  2. Step 2: Convert to fraction form
    26,574.66/39,886.56 = 13,436.28/x
  3. Step 3: Cross multiply
    26,574.66x = 39,886.56 × 13,436.28
  4. Step 4: Simplify right side
    26,574.66x = 535,926,988.40
  5. Step 5: Solve for x
    x = 535,926,988.40/26,574.66
  6. Step 6: Final answer
    x = 20,166.84

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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.