Home / 15,756.06-23,632.26-6,386.58

Finding the Fourth Proportional to 15,756.06, 23,632.26 and 6,386.58

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Solution

The fourth proportional to 15,756.06, 23,632.26 and 6,386.58 is: 9,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756.06 : 23,632.26 = 6,386.58 : x
  2. Step 2: Convert to fraction form
    15,756.06/23,632.26 = 6,386.58/x
  3. Step 3: Cross multiply
    15,756.06x = 23,632.26 × 6,386.58
  4. Step 4: Simplify right side
    15,756.06x = 150,929,319.07
  5. Step 5: Solve for x
    x = 150,929,319.07/15,756.06
  6. Step 6: Final answer
    x = 9,579.13

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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.