Home / 28,465.56-39,280.14-16,525.08

Finding the Fourth Proportional to 28,465.56, 39,280.14 and 16,525.08

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Solution

The fourth proportional to 28,465.56, 39,280.14 and 16,525.08 is: 22,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,465.56 : 39,280.14 = 16,525.08 : x
  2. Step 2: Convert to fraction form
    28,465.56/39,280.14 = 16,525.08/x
  3. Step 3: Cross multiply
    28,465.56x = 39,280.14 × 16,525.08
  4. Step 4: Simplify right side
    28,465.56x = 649,107,455.91
  5. Step 5: Solve for x
    x = 649,107,455.91/28,465.56
  6. Step 6: Final answer
    x = 22,803.26

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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.