Home / 14,742.50-22,113.75-3,798.50

Finding the Fourth Proportional to 14,742.50, 22,113.75 and 3,798.50

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Solution

The fourth proportional to 14,742.50, 22,113.75 and 3,798.50 is: 5,697.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,742.50 : 22,113.75 = 3,798.50 : x
  2. Step 2: Convert to fraction form
    14,742.50/22,113.75 = 3,798.50/x
  3. Step 3: Cross multiply
    14,742.50x = 22,113.75 × 3,798.50
  4. Step 4: Simplify right side
    14,742.50x = 83,999,079.38
  5. Step 5: Solve for x
    x = 83,999,079.38/14,742.50
  6. Step 6: Final answer
    x = 5,697.75

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1.5x scale

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.