Home / 28,495.08-39,322.08-16,557.84

Finding the Fourth Proportional to 28,495.08, 39,322.08 and 16,557.84

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Solution

The fourth proportional to 28,495.08, 39,322.08 and 16,557.84 is: 22,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,495.08 : 39,322.08 = 16,557.84 : x
  2. Step 2: Convert to fraction form
    28,495.08/39,322.08 = 16,557.84/x
  3. Step 3: Cross multiply
    28,495.08x = 39,322.08 × 16,557.84
  4. Step 4: Simplify right side
    28,495.08x = 651,088,709.11
  5. Step 5: Solve for x
    x = 651,088,709.11/28,495.08
  6. Step 6: Final answer
    x = 22,849.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.