Home / 19,059.84-28,592.52-7,210.40

Finding the Fourth Proportional to 19,059.84, 28,592.52 and 7,210.40

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Solution

The fourth proportional to 19,059.84, 28,592.52 and 7,210.40 is: 10,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,059.84 : 28,592.52 = 7,210.40 : x
  2. Step 2: Convert to fraction form
    19,059.84/28,592.52 = 7,210.40/x
  3. Step 3: Cross multiply
    19,059.84x = 28,592.52 × 7,210.40
  4. Step 4: Simplify right side
    19,059.84x = 206,163,577.69
  5. Step 5: Solve for x
    x = 206,163,577.69/19,059.84
  6. Step 6: Final answer
    x = 10,816.65

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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.