Home / 30,756.52-46,113-18,246.88

Finding the Fourth Proportional to 30,756.52, 46,113 and 18,246.88

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Solution

The fourth proportional to 30,756.52, 46,113 and 18,246.88 is: 27,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,756.52 : 46,113 = 18,246.88 : x
  2. Step 2: Convert to fraction form
    30,756.52/46,113 = 18,246.88/x
  3. Step 3: Cross multiply
    30,756.52x = 46,113 × 18,246.88
  4. Step 4: Simplify right side
    30,756.52x = 841,418,377.44
  5. Step 5: Solve for x
    x = 841,418,377.44/30,756.52
  6. Step 6: Final answer
    x = 27,357.40

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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.