Home / 28,214.58-42,323.20-23,275.06

Finding the Fourth Proportional to 28,214.58, 42,323.20 and 23,275.06

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Solution

The fourth proportional to 28,214.58, 42,323.20 and 23,275.06 is: 34,913.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,214.58 : 42,323.20 = 23,275.06 : x
  2. Step 2: Convert to fraction form
    28,214.58/42,323.20 = 23,275.06/x
  3. Step 3: Cross multiply
    28,214.58x = 42,323.20 × 23,275.06
  4. Step 4: Simplify right side
    28,214.58x = 985,075,019.39
  5. Step 5: Solve for x
    x = 985,075,019.39/28,214.58
  6. Step 6: Final answer
    x = 34,913.69

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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.