Home / 18,492.69-25,518.53-10,533.36

Finding the Fourth Proportional to 18,492.69, 25,518.53 and 10,533.36

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Solution

The fourth proportional to 18,492.69, 25,518.53 and 10,533.36 is: 14,535.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,492.69 : 25,518.53 = 10,533.36 : x
  2. Step 2: Convert to fraction form
    18,492.69/25,518.53 = 10,533.36/x
  3. Step 3: Cross multiply
    18,492.69x = 25,518.53 × 10,533.36
  4. Step 4: Simplify right side
    18,492.69x = 268,795,889.49
  5. Step 5: Solve for x
    x = 268,795,889.49/18,492.69
  6. Step 6: Final answer
    x = 14,535.25

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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.