Home / 28,352.05-42,537.63-12,554.93

Finding the Fourth Proportional to 28,352.05, 42,537.63 and 12,554.93

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Solution

The fourth proportional to 28,352.05, 42,537.63 and 12,554.93 is: 18,836.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352.05 : 42,537.63 = 12,554.93 : x
  2. Step 2: Convert to fraction form
    28,352.05/42,537.63 = 12,554.93/x
  3. Step 3: Cross multiply
    28,352.05x = 42,537.63 × 12,554.93
  4. Step 4: Simplify right side
    28,352.05x = 534,056,967.02
  5. Step 5: Solve for x
    x = 534,056,967.02/28,352.05
  6. Step 6: Final answer
    x = 18,836.63

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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.