Home / 48,622.68-72,931.59-19,045.94

Finding the Fourth Proportional to 48,622.68, 72,931.59 and 19,045.94

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Solution

The fourth proportional to 48,622.68, 72,931.59 and 19,045.94 is: 28,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,622.68 : 72,931.59 = 19,045.94 : x
  2. Step 2: Convert to fraction form
    48,622.68/72,931.59 = 19,045.94/x
  3. Step 3: Cross multiply
    48,622.68x = 72,931.59 × 19,045.94
  4. Step 4: Simplify right side
    48,622.68x = 1,389,050,322.59
  5. Step 5: Solve for x
    x = 1,389,050,322.59/48,622.68
  6. Step 6: Final answer
    x = 28,567.95

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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.