Home / 22,613.51-31,206.48-12,541.94

Finding the Fourth Proportional to 22,613.51, 31,206.48 and 12,541.94

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Solution

The fourth proportional to 22,613.51, 31,206.48 and 12,541.94 is: 17,307.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,613.51 : 31,206.48 = 12,541.94 : x
  2. Step 2: Convert to fraction form
    22,613.51/31,206.48 = 12,541.94/x
  3. Step 3: Cross multiply
    22,613.51x = 31,206.48 × 12,541.94
  4. Step 4: Simplify right side
    22,613.51x = 391,389,799.77
  5. Step 5: Solve for x
    x = 391,389,799.77/22,613.51
  6. Step 6: Final answer
    x = 17,307.79

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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.