Home / 14,875.30-22,315-5,017.40

Finding the Fourth Proportional to 14,875.30, 22,315 and 5,017.40

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Solution

The fourth proportional to 14,875.30, 22,315 and 5,017.40 is: 7,526.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875.30 : 22,315 = 5,017.40 : x
  2. Step 2: Convert to fraction form
    14,875.30/22,315 = 5,017.40/x
  3. Step 3: Cross multiply
    14,875.30x = 22,315 × 5,017.40
  4. Step 4: Simplify right side
    14,875.30x = 111,963,281.00
  5. Step 5: Solve for x
    x = 111,963,281.00/14,875.30
  6. Step 6: Final answer
    x = 7,526.79

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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.