Home / 14,438.68-19,934.56-11,792.40

Finding the Fourth Proportional to 14,438.68, 19,934.56 and 11,792.40

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Solution

The fourth proportional to 14,438.68, 19,934.56 and 11,792.40 is: 16,281.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.68 : 19,934.56 = 11,792.40 : x
  2. Step 2: Convert to fraction form
    14,438.68/19,934.56 = 11,792.40/x
  3. Step 3: Cross multiply
    14,438.68x = 19,934.56 × 11,792.40
  4. Step 4: Simplify right side
    14,438.68x = 235,076,305.34
  5. Step 5: Solve for x
    x = 235,076,305.34/14,438.68
  6. Step 6: Final answer
    x = 16,281.01

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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.