Home / 22,590.04-31,173.41-12,518.22

Finding the Fourth Proportional to 22,590.04, 31,173.41 and 12,518.22

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Solution

The fourth proportional to 22,590.04, 31,173.41 and 12,518.22 is: 17,274.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,590.04 : 31,173.41 = 12,518.22 : x
  2. Step 2: Convert to fraction form
    22,590.04/31,173.41 = 12,518.22/x
  3. Step 3: Cross multiply
    22,590.04x = 31,173.41 × 12,518.22
  4. Step 4: Simplify right side
    22,590.04x = 390,235,594.64
  5. Step 5: Solve for x
    x = 390,235,594.64/22,590.04
  6. Step 6: Final answer
    x = 17,274.68

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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.