Home / 42,038.58-63,026.26-19,839.30

Finding the Fourth Proportional to 42,038.58, 63,026.26 and 19,839.30

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Solution

The fourth proportional to 42,038.58, 63,026.26 and 19,839.30 is: 29,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,038.58 : 63,026.26 = 19,839.30 : x
  2. Step 2: Convert to fraction form
    42,038.58/63,026.26 = 19,839.30/x
  3. Step 3: Cross multiply
    42,038.58x = 63,026.26 × 19,839.30
  4. Step 4: Simplify right side
    42,038.58x = 1,250,396,880.02
  5. Step 5: Solve for x
    x = 1,250,396,880.02/42,038.58
  6. Step 6: Final answer
    x = 29,744.03

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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.