Home / 40,337.88-55,659.50-22,430.51

Finding the Fourth Proportional to 40,337.88, 55,659.50 and 22,430.51

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Solution

The fourth proportional to 40,337.88, 55,659.50 and 22,430.51 is: 30,950.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,337.88 : 55,659.50 = 22,430.51 : x
  2. Step 2: Convert to fraction form
    40,337.88/55,659.50 = 22,430.51/x
  3. Step 3: Cross multiply
    40,337.88x = 55,659.50 × 22,430.51
  4. Step 4: Simplify right side
    40,337.88x = 1,248,470,580.89
  5. Step 5: Solve for x
    x = 1,248,470,580.89/40,337.88
  6. Step 6: Final answer
    x = 30,950.33

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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.