Home / 19,088.76-26,337.09-12,374.67

Finding the Fourth Proportional to 19,088.76, 26,337.09 and 12,374.67

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Solution

The fourth proportional to 19,088.76, 26,337.09 and 12,374.67 is: 17,073.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088.76 : 26,337.09 = 12,374.67 : x
  2. Step 2: Convert to fraction form
    19,088.76/26,337.09 = 12,374.67/x
  3. Step 3: Cross multiply
    19,088.76x = 26,337.09 × 12,374.67
  4. Step 4: Simplify right side
    19,088.76x = 325,912,797.51
  5. Step 5: Solve for x
    x = 325,912,797.51/19,088.76
  6. Step 6: Final answer
    x = 17,073.54

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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.