Home / 42,623.80-63,933.39-13,041.64

Finding the Fourth Proportional to 42,623.80, 63,933.39 and 13,041.64

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Solution

The fourth proportional to 42,623.80, 63,933.39 and 13,041.64 is: 19,561.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,623.80 : 63,933.39 = 13,041.64 : x
  2. Step 2: Convert to fraction form
    42,623.80/63,933.39 = 13,041.64/x
  3. Step 3: Cross multiply
    42,623.80x = 63,933.39 × 13,041.64
  4. Step 4: Simplify right side
    42,623.80x = 833,796,256.36
  5. Step 5: Solve for x
    x = 833,796,256.36/42,623.80
  6. Step 6: Final answer
    x = 19,561.75

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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.