Home / 19,137.37-26,397.90-13,462.10

Finding the Fourth Proportional to 19,137.37, 26,397.90 and 13,462.10

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Solution

The fourth proportional to 19,137.37, 26,397.90 and 13,462.10 is: 18,569.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137.37 : 26,397.90 = 13,462.10 : x
  2. Step 2: Convert to fraction form
    19,137.37/26,397.90 = 13,462.10/x
  3. Step 3: Cross multiply
    19,137.37x = 26,397.90 × 13,462.10
  4. Step 4: Simplify right side
    19,137.37x = 355,371,102.28
  5. Step 5: Solve for x
    x = 355,371,102.28/19,137.37
  6. Step 6: Final answer
    x = 18,569.49

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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.