Home / 30,806.30-46,209.45-13,032.35

Finding the Fourth Proportional to 30,806.30, 46,209.45 and 13,032.35

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Solution

The fourth proportional to 30,806.30, 46,209.45 and 13,032.35 is: 19,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,806.30 : 46,209.45 = 13,032.35 : x
  2. Step 2: Convert to fraction form
    30,806.30/46,209.45 = 13,032.35/x
  3. Step 3: Cross multiply
    30,806.30x = 46,209.45 × 13,032.35
  4. Step 4: Simplify right side
    30,806.30x = 602,217,725.71
  5. Step 5: Solve for x
    x = 602,217,725.71/30,806.30
  6. Step 6: Final answer
    x = 19,548.53

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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.