Home / 37,154.16-51,278.67-28,668.60

Finding the Fourth Proportional to 37,154.16, 51,278.67 and 28,668.60

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Solution

The fourth proportional to 37,154.16, 51,278.67 and 28,668.60 is: 39,567.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,154.16 : 51,278.67 = 28,668.60 : x
  2. Step 2: Convert to fraction form
    37,154.16/51,278.67 = 28,668.60/x
  3. Step 3: Cross multiply
    37,154.16x = 51,278.67 × 28,668.60
  4. Step 4: Simplify right side
    37,154.16x = 1,470,087,678.76
  5. Step 5: Solve for x
    x = 1,470,087,678.76/37,154.16
  6. Step 6: Final answer
    x = 39,567.24

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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.