Home / 30,050.08-41,472.20-17,303.78

Finding the Fourth Proportional to 30,050.08, 41,472.20 and 17,303.78

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Solution

The fourth proportional to 30,050.08, 41,472.20 and 17,303.78 is: 23,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,050.08 : 41,472.20 = 17,303.78 : x
  2. Step 2: Convert to fraction form
    30,050.08/41,472.20 = 17,303.78/x
  3. Step 3: Cross multiply
    30,050.08x = 41,472.20 × 17,303.78
  4. Step 4: Simplify right side
    30,050.08x = 717,625,971.86
  5. Step 5: Solve for x
    x = 717,625,971.86/30,050.08
  6. Step 6: Final answer
    x = 23,881.00

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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.