Home / 26,706.25-36,857.87-15,528.25

Finding the Fourth Proportional to 26,706.25, 36,857.87 and 15,528.25

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Solution

The fourth proportional to 26,706.25, 36,857.87 and 15,528.25 is: 21,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,706.25 : 36,857.87 = 15,528.25 : x
  2. Step 2: Convert to fraction form
    26,706.25/36,857.87 = 15,528.25/x
  3. Step 3: Cross multiply
    26,706.25x = 36,857.87 × 15,528.25
  4. Step 4: Simplify right side
    26,706.25x = 572,338,219.83
  5. Step 5: Solve for x
    x = 572,338,219.83/26,706.25
  6. Step 6: Final answer
    x = 21,430.87

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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.