Home / 18,526.08-25,542.72-14,740.32

Finding the Fourth Proportional to 18,526.08, 25,542.72 and 14,740.32

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Solution

The fourth proportional to 18,526.08, 25,542.72 and 14,740.32 is: 20,323.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526.08 : 25,542.72 = 14,740.32 : x
  2. Step 2: Convert to fraction form
    18,526.08/25,542.72 = 14,740.32/x
  3. Step 3: Cross multiply
    18,526.08x = 25,542.72 × 14,740.32
  4. Step 4: Simplify right side
    18,526.08x = 376,507,866.47
  5. Step 5: Solve for x
    x = 376,507,866.47/18,526.08
  6. Step 6: Final answer
    x = 20,323.13

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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.