Home / 28,057.86-42,085.14-10,526.22

Finding the Fourth Proportional to 28,057.86, 42,085.14 and 10,526.22

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Solution

The fourth proportional to 28,057.86, 42,085.14 and 10,526.22 is: 15,788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,057.86 : 42,085.14 = 10,526.22 : x
  2. Step 2: Convert to fraction form
    28,057.86/42,085.14 = 10,526.22/x
  3. Step 3: Cross multiply
    28,057.86x = 42,085.14 × 10,526.22
  4. Step 4: Simplify right side
    28,057.86x = 442,997,442.37
  5. Step 5: Solve for x
    x = 442,997,442.37/28,057.86
  6. Step 6: Final answer
    x = 15,788.71

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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.