Home / 31,304.63-46,925.60-15,521.21

Finding the Fourth Proportional to 31,304.63, 46,925.60 and 15,521.21

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Solution

The fourth proportional to 31,304.63, 46,925.60 and 15,521.21 is: 23,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,304.63 : 46,925.60 = 15,521.21 : x
  2. Step 2: Convert to fraction form
    31,304.63/46,925.60 = 15,521.21/x
  3. Step 3: Cross multiply
    31,304.63x = 46,925.60 × 15,521.21
  4. Step 4: Simplify right side
    31,304.63x = 728,341,779.74
  5. Step 5: Solve for x
    x = 728,341,779.74/31,304.63
  6. Step 6: Final answer
    x = 23,266.27

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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.