Home / 22,655.03-31,262.60-12,582.89

Finding the Fourth Proportional to 22,655.03, 31,262.60 and 12,582.89

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Solution

The fourth proportional to 22,655.03, 31,262.60 and 12,582.89 is: 17,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.03 : 31,262.60 = 12,582.89 : x
  2. Step 2: Convert to fraction form
    22,655.03/31,262.60 = 12,582.89/x
  3. Step 3: Cross multiply
    22,655.03x = 31,262.60 × 12,582.89
  4. Step 4: Simplify right side
    22,655.03x = 393,373,637.69
  5. Step 5: Solve for x
    x = 393,373,637.69/22,655.03
  6. Step 6: Final answer
    x = 17,363.64

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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.