Home / 21,925.24-32,888.58-7,886.32

Finding the Fourth Proportional to 21,925.24, 32,888.58 and 7,886.32

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Solution

The fourth proportional to 21,925.24, 32,888.58 and 7,886.32 is: 11,829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,925.24 : 32,888.58 = 7,886.32 : x
  2. Step 2: Convert to fraction form
    21,925.24/32,888.58 = 7,886.32/x
  3. Step 3: Cross multiply
    21,925.24x = 32,888.58 × 7,886.32
  4. Step 4: Simplify right side
    21,925.24x = 259,369,866.23
  5. Step 5: Solve for x
    x = 259,369,866.23/21,925.24
  6. Step 6: Final answer
    x = 11,829.74

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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.