Home / 34,409.08-47,482.14-20,258.92

Finding the Fourth Proportional to 34,409.08, 47,482.14 and 20,258.92

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Solution

The fourth proportional to 34,409.08, 47,482.14 and 20,258.92 is: 27,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,409.08 : 47,482.14 = 20,258.92 : x
  2. Step 2: Convert to fraction form
    34,409.08/47,482.14 = 20,258.92/x
  3. Step 3: Cross multiply
    34,409.08x = 47,482.14 × 20,258.92
  4. Step 4: Simplify right side
    34,409.08x = 961,936,875.69
  5. Step 5: Solve for x
    x = 961,936,875.69/34,409.08
  6. Step 6: Final answer
    x = 27,955.90

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1.5x scale

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.