Home / 13,880.46-19,155.06-7,592.84

Finding the Fourth Proportional to 13,880.46, 19,155.06 and 7,592.84

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Solution

The fourth proportional to 13,880.46, 19,155.06 and 7,592.84 is: 10,478.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880.46 : 19,155.06 = 7,592.84 : x
  2. Step 2: Convert to fraction form
    13,880.46/19,155.06 = 7,592.84/x
  3. Step 3: Cross multiply
    13,880.46x = 19,155.06 × 7,592.84
  4. Step 4: Simplify right side
    13,880.46x = 145,441,210.00
  5. Step 5: Solve for x
    x = 145,441,210.00/13,880.46
  6. Step 6: Final answer
    x = 10,478.13

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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.