Home / 47,564.48-65,638.32-27,421.40

Finding the Fourth Proportional to 47,564.48, 65,638.32 and 27,421.40

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Solution

The fourth proportional to 47,564.48, 65,638.32 and 27,421.40 is: 37,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,564.48 : 65,638.32 = 27,421.40 : x
  2. Step 2: Convert to fraction form
    47,564.48/65,638.32 = 27,421.40/x
  3. Step 3: Cross multiply
    47,564.48x = 65,638.32 × 27,421.40
  4. Step 4: Simplify right side
    47,564.48x = 1,799,894,628.05
  5. Step 5: Solve for x
    x = 1,799,894,628.05/47,564.48
  6. Step 6: Final answer
    x = 37,841.15

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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.