Home / 46,947.75-70,421.72-11,409.11

Finding the Fourth Proportional to 46,947.75, 70,421.72 and 11,409.11

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Solution

The fourth proportional to 46,947.75, 70,421.72 and 11,409.11 is: 17,113.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,947.75 : 70,421.72 = 11,409.11 : x
  2. Step 2: Convert to fraction form
    46,947.75/70,421.72 = 11,409.11/x
  3. Step 3: Cross multiply
    46,947.75x = 70,421.72 × 11,409.11
  4. Step 4: Simplify right side
    46,947.75x = 803,448,740.72
  5. Step 5: Solve for x
    x = 803,448,740.72/46,947.75
  6. Step 6: Final answer
    x = 17,113.68

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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.