Home / 48,337.09-72,509.09-20,228.84

Finding the Fourth Proportional to 48,337.09, 72,509.09 and 20,228.84

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Solution

The fourth proportional to 48,337.09, 72,509.09 and 20,228.84 is: 30,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,337.09 : 72,509.09 = 20,228.84 : x
  2. Step 2: Convert to fraction form
    48,337.09/72,509.09 = 20,228.84/x
  3. Step 3: Cross multiply
    48,337.09x = 72,509.09 × 20,228.84
  4. Step 4: Simplify right side
    48,337.09x = 1,466,774,588.38
  5. Step 5: Solve for x
    x = 1,466,774,588.38/48,337.09
  6. Step 6: Final answer
    x = 30,344.70

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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.