Home / 26,478.81-36,536.81-14,542.65

Finding the Fourth Proportional to 26,478.81, 36,536.81 and 14,542.65

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Solution

The fourth proportional to 26,478.81, 36,536.81 and 14,542.65 is: 20,066.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,478.81 : 36,536.81 = 14,542.65 : x
  2. Step 2: Convert to fraction form
    26,478.81/36,536.81 = 14,542.65/x
  3. Step 3: Cross multiply
    26,478.81x = 36,536.81 × 14,542.65
  4. Step 4: Simplify right side
    26,478.81x = 531,341,967.23
  5. Step 5: Solve for x
    x = 531,341,967.23/26,478.81
  6. Step 6: Final answer
    x = 20,066.69

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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.