Home / 25,043.63-34,557.84-14,970.05

Finding the Fourth Proportional to 25,043.63, 34,557.84 and 14,970.05

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Solution

The fourth proportional to 25,043.63, 34,557.84 and 14,970.05 is: 20,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,043.63 : 34,557.84 = 14,970.05 : x
  2. Step 2: Convert to fraction form
    25,043.63/34,557.84 = 14,970.05/x
  3. Step 3: Cross multiply
    25,043.63x = 34,557.84 × 14,970.05
  4. Step 4: Simplify right side
    25,043.63x = 517,332,592.69
  5. Step 5: Solve for x
    x = 517,332,592.69/25,043.63
  6. Step 6: Final answer
    x = 20,657.25

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1.5x scale

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.