Home / 46,672.50-69,987.60-13,384.92

Finding the Fourth Proportional to 46,672.50, 69,987.60 and 13,384.92

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Solution

The fourth proportional to 46,672.50, 69,987.60 and 13,384.92 is: 20,071.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,672.50 : 69,987.60 = 13,384.92 : x
  2. Step 2: Convert to fraction form
    46,672.50/69,987.60 = 13,384.92/x
  3. Step 3: Cross multiply
    46,672.50x = 69,987.60 × 13,384.92
  4. Step 4: Simplify right side
    46,672.50x = 936,778,426.99
  5. Step 5: Solve for x
    x = 936,778,426.99/46,672.50
  6. Step 6: Final answer
    x = 20,071.31

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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.