Home / 42,334.98-63,510.84-14,253.90

Finding the Fourth Proportional to 42,334.98, 63,510.84 and 14,253.90

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Solution

The fourth proportional to 42,334.98, 63,510.84 and 14,253.90 is: 21,383.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,334.98 : 63,510.84 = 14,253.90 : x
  2. Step 2: Convert to fraction form
    42,334.98/63,510.84 = 14,253.90/x
  3. Step 3: Cross multiply
    42,334.98x = 63,510.84 × 14,253.90
  4. Step 4: Simplify right side
    42,334.98x = 905,277,162.28
  5. Step 5: Solve for x
    x = 905,277,162.28/42,334.98
  6. Step 6: Final answer
    x = 21,383.67

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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.