Home / 21,354.24-32,015.96-13,032.30

Finding the Fourth Proportional to 21,354.24, 32,015.96 and 13,032.30

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Solution

The fourth proportional to 21,354.24, 32,015.96 and 13,032.30 is: 19,539.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,354.24 : 32,015.96 = 13,032.30 : x
  2. Step 2: Convert to fraction form
    21,354.24/32,015.96 = 13,032.30/x
  3. Step 3: Cross multiply
    21,354.24x = 32,015.96 × 13,032.30
  4. Step 4: Simplify right side
    21,354.24x = 417,241,595.51
  5. Step 5: Solve for x
    x = 417,241,595.51/21,354.24
  6. Step 6: Final answer
    x = 19,539.05

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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.