Home / 31,484.78-43,448.95-17,337.50

Finding the Fourth Proportional to 31,484.78, 43,448.95 and 17,337.50

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Solution

The fourth proportional to 31,484.78, 43,448.95 and 17,337.50 is: 23,925.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,484.78 : 43,448.95 = 17,337.50 : x
  2. Step 2: Convert to fraction form
    31,484.78/43,448.95 = 17,337.50/x
  3. Step 3: Cross multiply
    31,484.78x = 43,448.95 × 17,337.50
  4. Step 4: Simplify right side
    31,484.78x = 753,296,170.63
  5. Step 5: Solve for x
    x = 753,296,170.63/31,484.78
  6. Step 6: Final answer
    x = 23,925.72

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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.