Home / 47,022.24-70,530.76-15,428.28

Finding the Fourth Proportional to 47,022.24, 70,530.76 and 15,428.28

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Solution

The fourth proportional to 47,022.24, 70,530.76 and 15,428.28 is: 23,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,022.24 : 70,530.76 = 15,428.28 : x
  2. Step 2: Convert to fraction form
    47,022.24/70,530.76 = 15,428.28/x
  3. Step 3: Cross multiply
    47,022.24x = 70,530.76 × 15,428.28
  4. Step 4: Simplify right side
    47,022.24x = 1,088,168,313.89
  5. Step 5: Solve for x
    x = 1,088,168,313.89/47,022.24
  6. Step 6: Final answer
    x = 23,141.57

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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.