Home / 23,030.04-31,782.48-13,598.64

Finding the Fourth Proportional to 23,030.04, 31,782.48 and 13,598.64

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Solution

The fourth proportional to 23,030.04, 31,782.48 and 13,598.64 is: 18,766.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,030.04 : 31,782.48 = 13,598.64 : x
  2. Step 2: Convert to fraction form
    23,030.04/31,782.48 = 13,598.64/x
  3. Step 3: Cross multiply
    23,030.04x = 31,782.48 × 13,598.64
  4. Step 4: Simplify right side
    23,030.04x = 432,198,503.83
  5. Step 5: Solve for x
    x = 432,198,503.83/23,030.04
  6. Step 6: Final answer
    x = 18,766.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.