Home / 28,071.24-42,094.55-10,528.77

Finding the Fourth Proportional to 28,071.24, 42,094.55 and 10,528.77

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Solution

The fourth proportional to 28,071.24, 42,094.55 and 10,528.77 is: 15,788.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,071.24 : 42,094.55 = 10,528.77 : x
  2. Step 2: Convert to fraction form
    28,071.24/42,094.55 = 10,528.77/x
  3. Step 3: Cross multiply
    28,071.24x = 42,094.55 × 10,528.77
  4. Step 4: Simplify right side
    28,071.24x = 443,203,782.56
  5. Step 5: Solve for x
    x = 443,203,782.56/28,071.24
  6. Step 6: Final answer
    x = 15,788.54

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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.