Home / 30,317.22-41,838.81-17,570.45

Finding the Fourth Proportional to 30,317.22, 41,838.81 and 17,570.45

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Solution

The fourth proportional to 30,317.22, 41,838.81 and 17,570.45 is: 24,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,317.22 : 41,838.81 = 17,570.45 : x
  2. Step 2: Convert to fraction form
    30,317.22/41,838.81 = 17,570.45/x
  3. Step 3: Cross multiply
    30,317.22x = 41,838.81 × 17,570.45
  4. Step 4: Simplify right side
    30,317.22x = 735,126,509.97
  5. Step 5: Solve for x
    x = 735,126,509.97/30,317.22
  6. Step 6: Final answer
    x = 24,247.82

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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.