Home / 39,937.81-59,871.86-14,971.15

Finding the Fourth Proportional to 39,937.81, 59,871.86 and 14,971.15

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Solution

The fourth proportional to 39,937.81, 59,871.86 and 14,971.15 is: 22,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,937.81 : 59,871.86 = 14,971.15 : x
  2. Step 2: Convert to fraction form
    39,937.81/59,871.86 = 14,971.15/x
  3. Step 3: Cross multiply
    39,937.81x = 59,871.86 × 14,971.15
  4. Step 4: Simplify right side
    39,937.81x = 896,350,821.35
  5. Step 5: Solve for x
    x = 896,350,821.35/39,937.81
  6. Step 6: Final answer
    x = 22,443.67

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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.