Home / 15,666.24-23,500.80-5,280.96

Finding the Fourth Proportional to 15,666.24, 23,500.80 and 5,280.96

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Solution

The fourth proportional to 15,666.24, 23,500.80 and 5,280.96 is: 7,921.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,666.24 : 23,500.80 = 5,280.96 : x
  2. Step 2: Convert to fraction form
    15,666.24/23,500.80 = 5,280.96/x
  3. Step 3: Cross multiply
    15,666.24x = 23,500.80 × 5,280.96
  4. Step 4: Simplify right side
    15,666.24x = 124,106,784.77
  5. Step 5: Solve for x
    x = 124,106,784.77/15,666.24
  6. Step 6: Final answer
    x = 7,921.93

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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.