Home / 32,587.20-44,970.12-18,440.10

Finding the Fourth Proportional to 32,587.20, 44,970.12 and 18,440.10

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Solution

The fourth proportional to 32,587.20, 44,970.12 and 18,440.10 is: 25,447.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,587.20 : 44,970.12 = 18,440.10 : x
  2. Step 2: Convert to fraction form
    32,587.20/44,970.12 = 18,440.10/x
  3. Step 3: Cross multiply
    32,587.20x = 44,970.12 × 18,440.10
  4. Step 4: Simplify right side
    32,587.20x = 829,253,509.81
  5. Step 5: Solve for x
    x = 829,253,509.81/32,587.20
  6. Step 6: Final answer
    x = 25,447.22

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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.