Home / 32,455.18-48,682.77-13,987.18

Finding the Fourth Proportional to 32,455.18, 48,682.77 and 13,987.18

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Solution

The fourth proportional to 32,455.18, 48,682.77 and 13,987.18 is: 20,980.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,455.18 : 48,682.77 = 13,987.18 : x
  2. Step 2: Convert to fraction form
    32,455.18/48,682.77 = 13,987.18/x
  3. Step 3: Cross multiply
    32,455.18x = 48,682.77 × 13,987.18
  4. Step 4: Simplify right side
    32,455.18x = 680,934,666.89
  5. Step 5: Solve for x
    x = 680,934,666.89/32,455.18
  6. Step 6: Final answer
    x = 20,980.77

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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.