Home / 32,653.46-45,048.35-21,319.03

Finding the Fourth Proportional to 32,653.46, 45,048.35 and 21,319.03

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Solution

The fourth proportional to 32,653.46, 45,048.35 and 21,319.03 is: 29,411.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,653.46 : 45,048.35 = 21,319.03 : x
  2. Step 2: Convert to fraction form
    32,653.46/45,048.35 = 21,319.03/x
  3. Step 3: Cross multiply
    32,653.46x = 45,048.35 × 21,319.03
  4. Step 4: Simplify right side
    32,653.46x = 960,387,234.71
  5. Step 5: Solve for x
    x = 960,387,234.71/32,653.46
  6. Step 6: Final answer
    x = 29,411.50

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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.