Home / 31,613.17-47,409.63-17,579.92

Finding the Fourth Proportional to 31,613.17, 47,409.63 and 17,579.92

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Solution

The fourth proportional to 31,613.17, 47,409.63 and 17,579.92 is: 26,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,613.17 : 47,409.63 = 17,579.92 : x
  2. Step 2: Convert to fraction form
    31,613.17/47,409.63 = 17,579.92/x
  3. Step 3: Cross multiply
    31,613.17x = 47,409.63 × 17,579.92
  4. Step 4: Simplify right side
    31,613.17x = 833,457,502.63
  5. Step 5: Solve for x
    x = 833,457,502.63/31,613.17
  6. Step 6: Final answer
    x = 26,364.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.