Home / 18,187.24-25,101.47-10,529.40

Finding the Fourth Proportional to 18,187.24, 25,101.47 and 10,529.40

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Solution

The fourth proportional to 18,187.24, 25,101.47 and 10,529.40 is: 14,532.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187.24 : 25,101.47 = 10,529.40 : x
  2. Step 2: Convert to fraction form
    18,187.24/25,101.47 = 10,529.40/x
  3. Step 3: Cross multiply
    18,187.24x = 25,101.47 × 10,529.40
  4. Step 4: Simplify right side
    18,187.24x = 264,303,438.46
  5. Step 5: Solve for x
    x = 264,303,438.46/18,187.24
  6. Step 6: Final answer
    x = 14,532.35

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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.