Home / 14,051.76-19,393.47-13,615.98

Finding the Fourth Proportional to 14,051.76, 19,393.47 and 13,615.98

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Solution

The fourth proportional to 14,051.76, 19,393.47 and 13,615.98 is: 18,792.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.76 : 19,393.47 = 13,615.98 : x
  2. Step 2: Convert to fraction form
    14,051.76/19,393.47 = 13,615.98/x
  3. Step 3: Cross multiply
    14,051.76x = 19,393.47 × 13,615.98
  4. Step 4: Simplify right side
    14,051.76x = 264,061,099.65
  5. Step 5: Solve for x
    x = 264,061,099.65/14,051.76
  6. Step 6: Final answer
    x = 18,792.03

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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.