Home / 38,221.86-52,746.50-22,303.24

Finding the Fourth Proportional to 38,221.86, 52,746.50 and 22,303.24

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Solution

The fourth proportional to 38,221.86, 52,746.50 and 22,303.24 is: 30,778.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,221.86 : 52,746.50 = 22,303.24 : x
  2. Step 2: Convert to fraction form
    38,221.86/52,746.50 = 22,303.24/x
  3. Step 3: Cross multiply
    38,221.86x = 52,746.50 × 22,303.24
  4. Step 4: Simplify right side
    38,221.86x = 1,176,417,848.66
  5. Step 5: Solve for x
    x = 1,176,417,848.66/38,221.86
  6. Step 6: Final answer
    x = 30,778.67

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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.