Home / 27,746.15-38,302.34-17,688.38

Finding the Fourth Proportional to 27,746.15, 38,302.34 and 17,688.38

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Solution

The fourth proportional to 27,746.15, 38,302.34 and 17,688.38 is: 24,418.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,746.15 : 38,302.34 = 17,688.38 : x
  2. Step 2: Convert to fraction form
    27,746.15/38,302.34 = 17,688.38/x
  3. Step 3: Cross multiply
    27,746.15x = 38,302.34 × 17,688.38
  4. Step 4: Simplify right side
    27,746.15x = 677,506,064.86
  5. Step 5: Solve for x
    x = 677,506,064.86/27,746.15
  6. Step 6: Final answer
    x = 24,418.03

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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.