Home / 31,368.04-47,051.22-7,675.54

Finding the Fourth Proportional to 31,368.04, 47,051.22 and 7,675.54

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Solution

The fourth proportional to 31,368.04, 47,051.22 and 7,675.54 is: 11,513.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,368.04 : 47,051.22 = 7,675.54 : x
  2. Step 2: Convert to fraction form
    31,368.04/47,051.22 = 7,675.54/x
  3. Step 3: Cross multiply
    31,368.04x = 47,051.22 × 7,675.54
  4. Step 4: Simplify right side
    31,368.04x = 361,143,521.16
  5. Step 5: Solve for x
    x = 361,143,521.16/31,368.04
  6. Step 6: Final answer
    x = 11,513.10

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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.