Home / 26,810.57-37,002.41-15,477.80

Finding the Fourth Proportional to 26,810.57, 37,002.41 and 15,477.80

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Solution

The fourth proportional to 26,810.57, 37,002.41 and 15,477.80 is: 21,361.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.57 : 37,002.41 = 15,477.80 : x
  2. Step 2: Convert to fraction form
    26,810.57/37,002.41 = 15,477.80/x
  3. Step 3: Cross multiply
    26,810.57x = 37,002.41 × 15,477.80
  4. Step 4: Simplify right side
    26,810.57x = 572,715,639.10
  5. Step 5: Solve for x
    x = 572,715,639.10/26,810.57
  6. Step 6: Final answer
    x = 21,361.57

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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.