Home / 31,408.25-43,345.04-17,798.93

Finding the Fourth Proportional to 31,408.25, 43,345.04 and 17,798.93

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Solution

The fourth proportional to 31,408.25, 43,345.04 and 17,798.93 is: 24,563.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,408.25 : 43,345.04 = 17,798.93 : x
  2. Step 2: Convert to fraction form
    31,408.25/43,345.04 = 17,798.93/x
  3. Step 3: Cross multiply
    31,408.25x = 43,345.04 × 17,798.93
  4. Step 4: Simplify right side
    31,408.25x = 771,495,332.81
  5. Step 5: Solve for x
    x = 771,495,332.81/31,408.25
  6. Step 6: Final answer
    x = 24,563.46

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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.