Home / 26,496.91-39,746.58-18,740.35

Finding the Fourth Proportional to 26,496.91, 39,746.58 and 18,740.35

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Solution

The fourth proportional to 26,496.91, 39,746.58 and 18,740.35 is: 28,111.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,496.91 : 39,746.58 = 18,740.35 : x
  2. Step 2: Convert to fraction form
    26,496.91/39,746.58 = 18,740.35/x
  3. Step 3: Cross multiply
    26,496.91x = 39,746.58 × 18,740.35
  4. Step 4: Simplify right side
    26,496.91x = 744,864,820.50
  5. Step 5: Solve for x
    x = 744,864,820.50/26,496.91
  6. Step 6: Final answer
    x = 28,111.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.