Home / 30,261.12-45,392.89-10,541.67

Finding the Fourth Proportional to 30,261.12, 45,392.89 and 10,541.67

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Solution

The fourth proportional to 30,261.12, 45,392.89 and 10,541.67 is: 15,812.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261.12 : 45,392.89 = 10,541.67 : x
  2. Step 2: Convert to fraction form
    30,261.12/45,392.89 = 10,541.67/x
  3. Step 3: Cross multiply
    30,261.12x = 45,392.89 × 10,541.67
  4. Step 4: Simplify right side
    30,261.12x = 478,516,866.73
  5. Step 5: Solve for x
    x = 478,516,866.73/30,261.12
  6. Step 6: Final answer
    x = 15,812.93

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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.