Home / 26,384.65-36,412.90-15,051.54

Finding the Fourth Proportional to 26,384.65, 36,412.90 and 15,051.54

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Solution

The fourth proportional to 26,384.65, 36,412.90 and 15,051.54 is: 20,772.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,384.65 : 36,412.90 = 15,051.54 : x
  2. Step 2: Convert to fraction form
    26,384.65/36,412.90 = 15,051.54/x
  3. Step 3: Cross multiply
    26,384.65x = 36,412.90 × 15,051.54
  4. Step 4: Simplify right side
    26,384.65x = 548,070,319.79
  5. Step 5: Solve for x
    x = 548,070,319.79/26,384.65
  6. Step 6: Final answer
    x = 20,772.32

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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.