Home / 32,491.23-48,739.43-12,510.40

Finding the Fourth Proportional to 32,491.23, 48,739.43 and 12,510.40

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Solution

The fourth proportional to 32,491.23, 48,739.43 and 12,510.40 is: 18,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,491.23 : 48,739.43 = 12,510.40 : x
  2. Step 2: Convert to fraction form
    32,491.23/48,739.43 = 12,510.40/x
  3. Step 3: Cross multiply
    32,491.23x = 48,739.43 × 12,510.40
  4. Step 4: Simplify right side
    32,491.23x = 609,749,765.07
  5. Step 5: Solve for x
    x = 609,749,765.07/32,491.23
  6. Step 6: Final answer
    x = 18,766.60

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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.