Home / 56,080.80-84,123.36-14,526.72

Finding the Fourth Proportional to 56,080.80, 84,123.36 and 14,526.72

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Solution

The fourth proportional to 56,080.80, 84,123.36 and 14,526.72 is: 21,790.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,080.80 : 84,123.36 = 14,526.72 : x
  2. Step 2: Convert to fraction form
    56,080.80/84,123.36 = 14,526.72/x
  3. Step 3: Cross multiply
    56,080.80x = 84,123.36 × 14,526.72
  4. Step 4: Simplify right side
    56,080.80x = 1,222,036,496.18
  5. Step 5: Solve for x
    x = 1,222,036,496.18/56,080.80
  6. Step 6: Final answer
    x = 21,790.64

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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.