Home / 30,259.96-41,762.18-17,340.46

Finding the Fourth Proportional to 30,259.96, 41,762.18 and 17,340.46

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Solution

The fourth proportional to 30,259.96, 41,762.18 and 17,340.46 is: 23,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.96 : 41,762.18 = 17,340.46 : x
  2. Step 2: Convert to fraction form
    30,259.96/41,762.18 = 17,340.46/x
  3. Step 3: Cross multiply
    30,259.96x = 41,762.18 × 17,340.46
  4. Step 4: Simplify right side
    30,259.96x = 724,175,411.80
  5. Step 5: Solve for x
    x = 724,175,411.80/30,259.96
  6. Step 6: Final answer
    x = 23,931.80

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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.