Home / 22,887.65-34,271.39-18,421.58

Finding the Fourth Proportional to 22,887.65, 34,271.39 and 18,421.58

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Solution

The fourth proportional to 22,887.65, 34,271.39 and 18,421.58 is: 27,584.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,887.65 : 34,271.39 = 18,421.58 : x
  2. Step 2: Convert to fraction form
    22,887.65/34,271.39 = 18,421.58/x
  3. Step 3: Cross multiply
    22,887.65x = 34,271.39 × 18,421.58
  4. Step 4: Simplify right side
    22,887.65x = 631,333,027.29
  5. Step 5: Solve for x
    x = 631,333,027.29/22,887.65
  6. Step 6: Final answer
    x = 27,584.01

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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.