Home / 30,316.90-41,838.48-17,570.50

Finding the Fourth Proportional to 30,316.90, 41,838.48 and 17,570.50

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Solution

The fourth proportional to 30,316.90, 41,838.48 and 17,570.50 is: 24,247.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,316.90 : 41,838.48 = 17,570.50 : x
  2. Step 2: Convert to fraction form
    30,316.90/41,838.48 = 17,570.50/x
  3. Step 3: Cross multiply
    30,316.90x = 41,838.48 × 17,570.50
  4. Step 4: Simplify right side
    30,316.90x = 735,123,012.84
  5. Step 5: Solve for x
    x = 735,123,012.84/30,316.90
  6. Step 6: Final answer
    x = 24,247.96

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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.