Home / 19,017.18-28,528.86-5,866.50

Finding the Fourth Proportional to 19,017.18, 28,528.86 and 5,866.50

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Solution

The fourth proportional to 19,017.18, 28,528.86 and 5,866.50 is: 8,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017.18 : 28,528.86 = 5,866.50 : x
  2. Step 2: Convert to fraction form
    19,017.18/28,528.86 = 5,866.50/x
  3. Step 3: Cross multiply
    19,017.18x = 28,528.86 × 5,866.50
  4. Step 4: Simplify right side
    19,017.18x = 167,364,557.19
  5. Step 5: Solve for x
    x = 167,364,557.19/19,017.18
  6. Step 6: Final answer
    x = 8,800.70

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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.