Home / 26,730.81-40,095.33-12,700.91

Finding the Fourth Proportional to 26,730.81, 40,095.33 and 12,700.91

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Solution

The fourth proportional to 26,730.81, 40,095.33 and 12,700.91 is: 19,050.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,730.81 : 40,095.33 = 12,700.91 : x
  2. Step 2: Convert to fraction form
    26,730.81/40,095.33 = 12,700.91/x
  3. Step 3: Cross multiply
    26,730.81x = 40,095.33 × 12,700.91
  4. Step 4: Simplify right side
    26,730.81x = 509,246,977.27
  5. Step 5: Solve for x
    x = 509,246,977.27/26,730.81
  6. Step 6: Final answer
    x = 19,050.94

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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.