Home / 32,430.05-44,748.32-18,280.16

Finding the Fourth Proportional to 32,430.05, 44,748.32 and 18,280.16

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Solution

The fourth proportional to 32,430.05, 44,748.32 and 18,280.16 is: 25,223.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,430.05 : 44,748.32 = 18,280.16 : x
  2. Step 2: Convert to fraction form
    32,430.05/44,748.32 = 18,280.16/x
  3. Step 3: Cross multiply
    32,430.05x = 44,748.32 × 18,280.16
  4. Step 4: Simplify right side
    32,430.05x = 818,006,449.33
  5. Step 5: Solve for x
    x = 818,006,449.33/32,430.05
  6. Step 6: Final answer
    x = 25,223.72

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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.