Home / 18,394.72-25,384.77-10,436.93

Finding the Fourth Proportional to 18,394.72, 25,384.77 and 10,436.93

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Solution

The fourth proportional to 18,394.72, 25,384.77 and 10,436.93 is: 14,402.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394.72 : 25,384.77 = 10,436.93 : x
  2. Step 2: Convert to fraction form
    18,394.72/25,384.77 = 10,436.93/x
  3. Step 3: Cross multiply
    18,394.72x = 25,384.77 × 10,436.93
  4. Step 4: Simplify right side
    18,394.72x = 264,938,935.08
  5. Step 5: Solve for x
    x = 264,938,935.08/18,394.72
  6. Step 6: Final answer
    x = 14,402.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.