Home / 32,913.96-45,421.61-18,767.72

Finding the Fourth Proportional to 32,913.96, 45,421.61 and 18,767.72

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Solution

The fourth proportional to 32,913.96, 45,421.61 and 18,767.72 is: 25,899.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,913.96 : 45,421.61 = 18,767.72 : x
  2. Step 2: Convert to fraction form
    32,913.96/45,421.61 = 18,767.72/x
  3. Step 3: Cross multiply
    32,913.96x = 45,421.61 × 18,767.72
  4. Step 4: Simplify right side
    32,913.96x = 852,459,737.48
  5. Step 5: Solve for x
    x = 852,459,737.48/32,913.96
  6. Step 6: Final answer
    x = 25,899.64

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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.