Home / 25,357.02-38,041.29-13,669.98

Finding the Fourth Proportional to 25,357.02, 38,041.29 and 13,669.98

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Solution

The fourth proportional to 25,357.02, 38,041.29 and 13,669.98 is: 20,508.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,357.02 : 38,041.29 = 13,669.98 : x
  2. Step 2: Convert to fraction form
    25,357.02/38,041.29 = 13,669.98/x
  3. Step 3: Cross multiply
    25,357.02x = 38,041.29 × 13,669.98
  4. Step 4: Simplify right side
    25,357.02x = 520,023,673.47
  5. Step 5: Solve for x
    x = 520,023,673.47/25,357.02
  6. Step 6: Final answer
    x = 20,508.08

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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.