Home / 19,013.93-26,230.50-12,301.74

Finding the Fourth Proportional to 19,013.93, 26,230.50 and 12,301.74

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Solution

The fourth proportional to 19,013.93, 26,230.50 and 12,301.74 is: 16,970.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.93 : 26,230.50 = 12,301.74 : x
  2. Step 2: Convert to fraction form
    19,013.93/26,230.50 = 12,301.74/x
  3. Step 3: Cross multiply
    19,013.93x = 26,230.50 × 12,301.74
  4. Step 4: Simplify right side
    19,013.93x = 322,680,598.41
  5. Step 5: Solve for x
    x = 322,680,598.41/19,013.93
  6. Step 6: Final answer
    x = 16,970.75

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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.