Home / 39,390.42-59,057.94-14,427.22

Finding the Fourth Proportional to 39,390.42, 59,057.94 and 14,427.22

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Solution

The fourth proportional to 39,390.42, 59,057.94 and 14,427.22 is: 21,630.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,390.42 : 59,057.94 = 14,427.22 : x
  2. Step 2: Convert to fraction form
    39,390.42/59,057.94 = 14,427.22/x
  3. Step 3: Cross multiply
    39,390.42x = 59,057.94 × 14,427.22
  4. Step 4: Simplify right side
    39,390.42x = 852,041,893.13
  5. Step 5: Solve for x
    x = 852,041,893.13/39,390.42
  6. Step 6: Final answer
    x = 21,630.69

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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.