Home / 53,424.02-80,106.46-21,856.28

Finding the Fourth Proportional to 53,424.02, 80,106.46 and 21,856.28

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Solution

The fourth proportional to 53,424.02, 80,106.46 and 21,856.28 is: 32,772.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,424.02 : 80,106.46 = 21,856.28 : x
  2. Step 2: Convert to fraction form
    53,424.02/80,106.46 = 21,856.28/x
  3. Step 3: Cross multiply
    53,424.02x = 80,106.46 × 21,856.28
  4. Step 4: Simplify right side
    53,424.02x = 1,750,828,764.40
  5. Step 5: Solve for x
    x = 1,750,828,764.40/53,424.02
  6. Step 6: Final answer
    x = 32,772.31

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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.