Home / 14,742.40-22,113.60-10,854.40

Finding the Fourth Proportional to 14,742.40, 22,113.60 and 10,854.40

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Solution

The fourth proportional to 14,742.40, 22,113.60 and 10,854.40 is: 16,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,742.40 : 22,113.60 = 10,854.40 : x
  2. Step 2: Convert to fraction form
    14,742.40/22,113.60 = 10,854.40/x
  3. Step 3: Cross multiply
    14,742.40x = 22,113.60 × 10,854.40
  4. Step 4: Simplify right side
    14,742.40x = 240,029,859.84
  5. Step 5: Solve for x
    x = 240,029,859.84/14,742.40
  6. Step 6: Final answer
    x = 16,281.60

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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.