Home / 28,071.99-42,095.66-10,529.52

Finding the Fourth Proportional to 28,071.99, 42,095.66 and 10,529.52

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Solution

The fourth proportional to 28,071.99, 42,095.66 and 10,529.52 is: 15,789.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,071.99 : 42,095.66 = 10,529.52 : x
  2. Step 2: Convert to fraction form
    28,071.99/42,095.66 = 10,529.52/x
  3. Step 3: Cross multiply
    28,071.99x = 42,095.66 × 10,529.52
  4. Step 4: Simplify right side
    28,071.99x = 443,247,041.24
  5. Step 5: Solve for x
    x = 443,247,041.24/28,071.99
  6. Step 6: Final answer
    x = 15,789.66

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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.