Home / 25,669.51-38,423.60-16,320.08

Finding the Fourth Proportional to 25,669.51, 38,423.60 and 16,320.08

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Solution

The fourth proportional to 25,669.51, 38,423.60 and 16,320.08 is: 24,428.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,669.51 : 38,423.60 = 16,320.08 : x
  2. Step 2: Convert to fraction form
    25,669.51/38,423.60 = 16,320.08/x
  3. Step 3: Cross multiply
    25,669.51x = 38,423.60 × 16,320.08
  4. Step 4: Simplify right side
    25,669.51x = 627,076,301.55
  5. Step 5: Solve for x
    x = 627,076,301.55/25,669.51
  6. Step 6: Final answer
    x = 24,428.84

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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.