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Finding the Fourth Proportional to 56,273.84, 84,410.76 and 14,720.48

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Solution

The fourth proportional to 56,273.84, 84,410.76 and 14,720.48 is: 22,080.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,273.84 : 84,410.76 = 14,720.48 : x
  2. Step 2: Convert to fraction form
    56,273.84/84,410.76 = 14,720.48/x
  3. Step 3: Cross multiply
    56,273.84x = 84,410.76 × 14,720.48
  4. Step 4: Simplify right side
    56,273.84x = 1,242,566,904.36
  5. Step 5: Solve for x
    x = 1,242,566,904.36/56,273.84
  6. Step 6: Final answer
    x = 22,080.72

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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.