Home / 32,436.40-44,762.18-18,289.16

Finding the Fourth Proportional to 32,436.40, 44,762.18 and 18,289.16

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Solution

The fourth proportional to 32,436.40, 44,762.18 and 18,289.16 is: 25,239.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,436.40 : 44,762.18 = 18,289.16 : x
  2. Step 2: Convert to fraction form
    32,436.40/44,762.18 = 18,289.16/x
  3. Step 3: Cross multiply
    32,436.40x = 44,762.18 × 18,289.16
  4. Step 4: Simplify right side
    32,436.40x = 818,662,671.97
  5. Step 5: Solve for x
    x = 818,662,671.97/32,436.40
  6. Step 6: Final answer
    x = 25,239.01

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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.