Home / 27,447.10-37,877.16-14,871.86

Finding the Fourth Proportional to 27,447.10, 37,877.16 and 14,871.86

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Solution

The fourth proportional to 27,447.10, 37,877.16 and 14,871.86 is: 20,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.10 : 37,877.16 = 14,871.86 : x
  2. Step 2: Convert to fraction form
    27,447.10/37,877.16 = 14,871.86/x
  3. Step 3: Cross multiply
    27,447.10x = 37,877.16 × 14,871.86
  4. Step 4: Simplify right side
    27,447.10x = 563,303,820.72
  5. Step 5: Solve for x
    x = 563,303,820.72/27,447.10
  6. Step 6: Final answer
    x = 20,523.25

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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.