Home / 34,688.09-47,870.93-19,581.27

Finding the Fourth Proportional to 34,688.09, 47,870.93 and 19,581.27

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Solution

The fourth proportional to 34,688.09, 47,870.93 and 19,581.27 is: 27,022.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,688.09 : 47,870.93 = 19,581.27 : x
  2. Step 2: Convert to fraction form
    34,688.09/47,870.93 = 19,581.27/x
  3. Step 3: Cross multiply
    34,688.09x = 47,870.93 × 19,581.27
  4. Step 4: Simplify right side
    34,688.09x = 937,373,507.57
  5. Step 5: Solve for x
    x = 937,373,507.57/34,688.09
  6. Step 6: Final answer
    x = 27,022.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.