Home / 18,370.40-25,352.24-10,814.99

Finding the Fourth Proportional to 18,370.40, 25,352.24 and 10,814.99

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Solution

The fourth proportional to 18,370.40, 25,352.24 and 10,814.99 is: 14,925.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.40 : 25,352.24 = 10,814.99 : x
  2. Step 2: Convert to fraction form
    18,370.40/25,352.24 = 10,814.99/x
  3. Step 3: Cross multiply
    18,370.40x = 25,352.24 × 10,814.99
  4. Step 4: Simplify right side
    18,370.40x = 274,184,041.24
  5. Step 5: Solve for x
    x = 274,184,041.24/18,370.40
  6. Step 6: Final answer
    x = 14,925.32

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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.