Home / 32,440.32-44,765.40-18,828.74

Finding the Fourth Proportional to 32,440.32, 44,765.40 and 18,828.74

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Solution

The fourth proportional to 32,440.32, 44,765.40 and 18,828.74 is: 25,982.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,440.32 : 44,765.40 = 18,828.74 : x
  2. Step 2: Convert to fraction form
    32,440.32/44,765.40 = 18,828.74/x
  3. Step 3: Cross multiply
    32,440.32x = 44,765.40 × 18,828.74
  4. Step 4: Simplify right side
    32,440.32x = 842,875,853.77
  5. Step 5: Solve for x
    x = 842,875,853.77/32,440.32
  6. Step 6: Final answer
    x = 25,982.35

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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.