Home / 21,705.19-32,558.48-7,473.52

Finding the Fourth Proportional to 21,705.19, 32,558.48 and 7,473.52

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Solution

The fourth proportional to 21,705.19, 32,558.48 and 7,473.52 is: 11,210.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,705.19 : 32,558.48 = 7,473.52 : x
  2. Step 2: Convert to fraction form
    21,705.19/32,558.48 = 7,473.52/x
  3. Step 3: Cross multiply
    21,705.19x = 32,558.48 × 7,473.52
  4. Step 4: Simplify right side
    21,705.19x = 243,326,451.45
  5. Step 5: Solve for x
    x = 243,326,451.45/21,705.19
  6. Step 6: Final answer
    x = 11,210.52

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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.