Home / 68,347.34-102,526.36-18,426.67

Finding the Fourth Proportional to 68,347.34, 102,526.36 and 18,426.67

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Solution

The fourth proportional to 68,347.34, 102,526.36 and 18,426.67 is: 27,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,347.34 : 102,526.36 = 18,426.67 : x
  2. Step 2: Convert to fraction form
    68,347.34/102,526.36 = 18,426.67/x
  3. Step 3: Cross multiply
    68,347.34x = 102,526.36 × 18,426.67
  4. Step 4: Simplify right side
    68,347.34x = 1,889,219,676.35
  5. Step 5: Solve for x
    x = 1,889,219,676.35/68,347.34
  6. Step 6: Final answer
    x = 27,641.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.