Home / 47,089.08-64,984.68-28,222.56

Finding the Fourth Proportional to 47,089.08, 64,984.68 and 28,222.56

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Solution

The fourth proportional to 47,089.08, 64,984.68 and 28,222.56 is: 38,948.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,089.08 : 64,984.68 = 28,222.56 : x
  2. Step 2: Convert to fraction form
    47,089.08/64,984.68 = 28,222.56/x
  3. Step 3: Cross multiply
    47,089.08x = 64,984.68 × 28,222.56
  4. Step 4: Simplify right side
    47,089.08x = 1,834,034,030.38
  5. Step 5: Solve for x
    x = 1,834,034,030.38/47,089.08
  6. Step 6: Final answer
    x = 38,948.18

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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.