Home / 45,316.42-62,559.38-28,330.10

Finding the Fourth Proportional to 45,316.42, 62,559.38 and 28,330.10

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Solution

The fourth proportional to 45,316.42, 62,559.38 and 28,330.10 is: 39,109.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,316.42 : 62,559.38 = 28,330.10 : x
  2. Step 2: Convert to fraction form
    45,316.42/62,559.38 = 28,330.10/x
  3. Step 3: Cross multiply
    45,316.42x = 62,559.38 × 28,330.10
  4. Step 4: Simplify right side
    45,316.42x = 1,772,313,491.34
  5. Step 5: Solve for x
    x = 1,772,313,491.34/45,316.42
  6. Step 6: Final answer
    x = 39,109.74

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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.