Home / 23,038.08-31,748.16-16,740.48

Finding the Fourth Proportional to 23,038.08, 31,748.16 and 16,740.48

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Solution

The fourth proportional to 23,038.08, 31,748.16 and 16,740.48 is: 23,069.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,038.08 : 31,748.16 = 16,740.48 : x
  2. Step 2: Convert to fraction form
    23,038.08/31,748.16 = 16,740.48/x
  3. Step 3: Cross multiply
    23,038.08x = 31,748.16 × 16,740.48
  4. Step 4: Simplify right side
    23,038.08x = 531,479,437.52
  5. Step 5: Solve for x
    x = 531,479,437.52/23,038.08
  6. Step 6: Final answer
    x = 23,069.61

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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.