Home / 28,594.60-42,840.70-25,317.80

Finding the Fourth Proportional to 28,594.60, 42,840.70 and 25,317.80

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Solution

The fourth proportional to 28,594.60, 42,840.70 and 25,317.80 is: 37,931.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,594.60 : 42,840.70 = 25,317.80 : x
  2. Step 2: Convert to fraction form
    28,594.60/42,840.70 = 25,317.80/x
  3. Step 3: Cross multiply
    28,594.60x = 42,840.70 × 25,317.80
  4. Step 4: Simplify right side
    28,594.60x = 1,084,632,274.46
  5. Step 5: Solve for x
    x = 1,084,632,274.46/28,594.60
  6. Step 6: Final answer
    x = 37,931.37

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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.