Home / 39,570.18-59,369.31-13,274.88

Finding the Fourth Proportional to 39,570.18, 59,369.31 and 13,274.88

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Solution

The fourth proportional to 39,570.18, 59,369.31 and 13,274.88 is: 19,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,570.18 : 59,369.31 = 13,274.88 : x
  2. Step 2: Convert to fraction form
    39,570.18/59,369.31 = 13,274.88/x
  3. Step 3: Cross multiply
    39,570.18x = 59,369.31 × 13,274.88
  4. Step 4: Simplify right side
    39,570.18x = 788,120,465.93
  5. Step 5: Solve for x
    x = 788,120,465.93/39,570.18
  6. Step 6: Final answer
    x = 19,917.03

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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.