Home / 39,719.36-59,578.98-10,137.19

Finding the Fourth Proportional to 39,719.36, 59,578.98 and 10,137.19

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Solution

The fourth proportional to 39,719.36, 59,578.98 and 10,137.19 is: 15,205.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,719.36 : 59,578.98 = 10,137.19 : x
  2. Step 2: Convert to fraction form
    39,719.36/59,578.98 = 10,137.19/x
  3. Step 3: Cross multiply
    39,719.36x = 59,578.98 × 10,137.19
  4. Step 4: Simplify right side
    39,719.36x = 603,963,393.53
  5. Step 5: Solve for x
    x = 603,963,393.53/39,719.36
  6. Step 6: Final answer
    x = 15,205.77

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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.