Home / 16,271.40-24,370.65-13,355.40

Finding the Fourth Proportional to 16,271.40, 24,370.65 and 13,355.40

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Solution

The fourth proportional to 16,271.40, 24,370.65 and 13,355.40 is: 20,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,271.40 : 24,370.65 = 13,355.40 : x
  2. Step 2: Convert to fraction form
    16,271.40/24,370.65 = 13,355.40/x
  3. Step 3: Cross multiply
    16,271.40x = 24,370.65 × 13,355.40
  4. Step 4: Simplify right side
    16,271.40x = 325,479,779.01
  5. Step 5: Solve for x
    x = 325,479,779.01/16,271.40
  6. Step 6: Final answer
    x = 20,003.18

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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.