Home / 38,762.67-58,145.10-10,683.12

Finding the Fourth Proportional to 38,762.67, 58,145.10 and 10,683.12

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Solution

The fourth proportional to 38,762.67, 58,145.10 and 10,683.12 is: 16,024.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,762.67 : 58,145.10 = 10,683.12 : x
  2. Step 2: Convert to fraction form
    38,762.67/58,145.10 = 10,683.12/x
  3. Step 3: Cross multiply
    38,762.67x = 58,145.10 × 10,683.12
  4. Step 4: Simplify right side
    38,762.67x = 621,171,080.71
  5. Step 5: Solve for x
    x = 621,171,080.71/38,762.67
  6. Step 6: Final answer
    x = 16,024.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.