Home / 56,434.44-84,650.72-13,740.32

Finding the Fourth Proportional to 56,434.44, 84,650.72 and 13,740.32

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Solution

The fourth proportional to 56,434.44, 84,650.72 and 13,740.32 is: 20,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,434.44 : 84,650.72 = 13,740.32 : x
  2. Step 2: Convert to fraction form
    56,434.44/84,650.72 = 13,740.32/x
  3. Step 3: Cross multiply
    56,434.44x = 84,650.72 × 13,740.32
  4. Step 4: Simplify right side
    56,434.44x = 1,163,127,981.03
  5. Step 5: Solve for x
    x = 1,163,127,981.03/56,434.44
  6. Step 6: Final answer
    x = 20,610.25

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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.