Home / 14,581.04-21,875.03-4,720.32

Finding the Fourth Proportional to 14,581.04, 21,875.03 and 4,720.32

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Solution

The fourth proportional to 14,581.04, 21,875.03 and 4,720.32 is: 7,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581.04 : 21,875.03 = 4,720.32 : x
  2. Step 2: Convert to fraction form
    14,581.04/21,875.03 = 4,720.32/x
  3. Step 3: Cross multiply
    14,581.04x = 21,875.03 × 4,720.32
  4. Step 4: Simplify right side
    14,581.04x = 103,257,141.61
  5. Step 5: Solve for x
    x = 103,257,141.61/14,581.04
  6. Step 6: Final answer
    x = 7,081.60

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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.