Home / 28,491.83-39,312.63-16,548.98

Finding the Fourth Proportional to 28,491.83, 39,312.63 and 16,548.98

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Solution

The fourth proportional to 28,491.83, 39,312.63 and 16,548.98 is: 22,834.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,491.83 : 39,312.63 = 16,548.98 : x
  2. Step 2: Convert to fraction form
    28,491.83/39,312.63 = 16,548.98/x
  3. Step 3: Cross multiply
    28,491.83x = 39,312.63 × 16,548.98
  4. Step 4: Simplify right side
    28,491.83x = 650,584,025.90
  5. Step 5: Solve for x
    x = 650,584,025.90/28,491.83
  6. Step 6: Final answer
    x = 22,834.06

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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.