Home / 51,332.04-70,829.64-28,670.04

Finding the Fourth Proportional to 51,332.04, 70,829.64 and 28,670.04

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Solution

The fourth proportional to 51,332.04, 70,829.64 and 28,670.04 is: 39,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,332.04 : 70,829.64 = 28,670.04 : x
  2. Step 2: Convert to fraction form
    51,332.04/70,829.64 = 28,670.04/x
  3. Step 3: Cross multiply
    51,332.04x = 70,829.64 × 28,670.04
  4. Step 4: Simplify right side
    51,332.04x = 2,030,688,611.99
  5. Step 5: Solve for x
    x = 2,030,688,611.99/51,332.04
  6. Step 6: Final answer
    x = 39,559.87

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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.