Home / 26,345.61-39,518.34-12,300.93

Finding the Fourth Proportional to 26,345.61, 39,518.34 and 12,300.93

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Solution

The fourth proportional to 26,345.61, 39,518.34 and 12,300.93 is: 18,451.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,345.61 : 39,518.34 = 12,300.93 : x
  2. Step 2: Convert to fraction form
    26,345.61/39,518.34 = 12,300.93/x
  3. Step 3: Cross multiply
    26,345.61x = 39,518.34 × 12,300.93
  4. Step 4: Simplify right side
    26,345.61x = 486,112,334.06
  5. Step 5: Solve for x
    x = 486,112,334.06/26,345.61
  6. Step 6: Final answer
    x = 18,451.36

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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.