Home / 30,262.74-45,394.31-10,541.67

Finding the Fourth Proportional to 30,262.74, 45,394.31 and 10,541.67

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Solution

The fourth proportional to 30,262.74, 45,394.31 and 10,541.67 is: 15,812.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,262.74 : 45,394.31 = 10,541.67 : x
  2. Step 2: Convert to fraction form
    30,262.74/45,394.31 = 10,541.67/x
  3. Step 3: Cross multiply
    30,262.74x = 45,394.31 × 10,541.67
  4. Step 4: Simplify right side
    30,262.74x = 478,531,835.90
  5. Step 5: Solve for x
    x = 478,531,835.90/30,262.74
  6. Step 6: Final answer
    x = 15,812.57

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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.