Home / 19,130.76-26,393.04-14,106.90

Finding the Fourth Proportional to 19,130.76, 26,393.04 and 14,106.90

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Solution

The fourth proportional to 19,130.76, 26,393.04 and 14,106.90 is: 19,462.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130.76 : 26,393.04 = 14,106.90 : x
  2. Step 2: Convert to fraction form
    19,130.76/26,393.04 = 14,106.90/x
  3. Step 3: Cross multiply
    19,130.76x = 26,393.04 × 14,106.90
  4. Step 4: Simplify right side
    19,130.76x = 372,323,975.98
  5. Step 5: Solve for x
    x = 372,323,975.98/19,130.76
  6. Step 6: Final answer
    x = 19,462.06

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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.