Home / 32,129.73-44,364.53-21,384.93

Finding the Fourth Proportional to 32,129.73, 44,364.53 and 21,384.93

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Solution

The fourth proportional to 32,129.73, 44,364.53 and 21,384.93 is: 29,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,129.73 : 44,364.53 = 21,384.93 : x
  2. Step 2: Convert to fraction form
    32,129.73/44,364.53 = 21,384.93/x
  3. Step 3: Cross multiply
    32,129.73x = 44,364.53 × 21,384.93
  4. Step 4: Simplify right side
    32,129.73x = 948,732,261.61
  5. Step 5: Solve for x
    x = 948,732,261.61/32,129.73
  6. Step 6: Final answer
    x = 29,528.17

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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.