Home / 46,478.28-69,660.30-21,484.50

Finding the Fourth Proportional to 46,478.28, 69,660.30 and 21,484.50

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Solution

The fourth proportional to 46,478.28, 69,660.30 and 21,484.50 is: 32,200.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,478.28 : 69,660.30 = 21,484.50 : x
  2. Step 2: Convert to fraction form
    46,478.28/69,660.30 = 21,484.50/x
  3. Step 3: Cross multiply
    46,478.28x = 69,660.30 × 21,484.50
  4. Step 4: Simplify right side
    46,478.28x = 1,496,616,715.35
  5. Step 5: Solve for x
    x = 1,496,616,715.35/46,478.28
  6. Step 6: Final answer
    x = 32,200.35

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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.