Home / 53,448.40-80,185.08-15,498.47

Finding the Fourth Proportional to 53,448.40, 80,185.08 and 15,498.47

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Solution

The fourth proportional to 53,448.40, 80,185.08 and 15,498.47 is: 23,251.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,448.40 : 80,185.08 = 15,498.47 : x
  2. Step 2: Convert to fraction form
    53,448.40/80,185.08 = 15,498.47/x
  3. Step 3: Cross multiply
    53,448.40x = 80,185.08 × 15,498.47
  4. Step 4: Simplify right side
    53,448.40x = 1,242,746,056.83
  5. Step 5: Solve for x
    x = 1,242,746,056.83/53,448.40
  6. Step 6: Final answer
    x = 23,251.32

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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.