Home / 30,927.60-46,398.59-13,159.23

Finding the Fourth Proportional to 30,927.60, 46,398.59 and 13,159.23

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Solution

The fourth proportional to 30,927.60, 46,398.59 and 13,159.23 is: 19,741.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,927.60 : 46,398.59 = 13,159.23 : x
  2. Step 2: Convert to fraction form
    30,927.60/46,398.59 = 13,159.23/x
  3. Step 3: Cross multiply
    30,927.60x = 46,398.59 × 13,159.23
  4. Step 4: Simplify right side
    30,927.60x = 610,569,717.49
  5. Step 5: Solve for x
    x = 610,569,717.49/30,927.60
  6. Step 6: Final answer
    x = 19,741.90

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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.