Home / 30,748.16-46,117.65-8,559.23

Finding the Fourth Proportional to 30,748.16, 46,117.65 and 8,559.23

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Solution

The fourth proportional to 30,748.16, 46,117.65 and 8,559.23 is: 12,837.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,748.16 : 46,117.65 = 8,559.23 : x
  2. Step 2: Convert to fraction form
    30,748.16/46,117.65 = 8,559.23/x
  3. Step 3: Cross multiply
    30,748.16x = 46,117.65 × 8,559.23
  4. Step 4: Simplify right side
    30,748.16x = 394,731,342.82
  5. Step 5: Solve for x
    x = 394,731,342.82/30,748.16
  6. Step 6: Final answer
    x = 12,837.56

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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.