Home / 14,017.40-21,023.08-5,695.28

Finding the Fourth Proportional to 14,017.40, 21,023.08 and 5,695.28

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Solution

The fourth proportional to 14,017.40, 21,023.08 and 5,695.28 is: 8,541.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.40 : 21,023.08 = 5,695.28 : x
  2. Step 2: Convert to fraction form
    14,017.40/21,023.08 = 5,695.28/x
  3. Step 3: Cross multiply
    14,017.40x = 21,023.08 × 5,695.28
  4. Step 4: Simplify right side
    14,017.40x = 119,732,327.06
  5. Step 5: Solve for x
    x = 119,732,327.06/14,017.40
  6. Step 6: Final answer
    x = 8,541.69

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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.