Home / 28,756.58-43,134.44-9,036.32

Finding the Fourth Proportional to 28,756.58, 43,134.44 and 9,036.32

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Solution

The fourth proportional to 28,756.58, 43,134.44 and 9,036.32 is: 13,554.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,756.58 : 43,134.44 = 9,036.32 : x
  2. Step 2: Convert to fraction form
    28,756.58/43,134.44 = 9,036.32/x
  3. Step 3: Cross multiply
    28,756.58x = 43,134.44 × 9,036.32
  4. Step 4: Simplify right side
    28,756.58x = 389,776,602.86
  5. Step 5: Solve for x
    x = 389,776,602.86/28,756.58
  6. Step 6: Final answer
    x = 13,554.34

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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.