Home / 19,111.64-26,373.75-10,613.75

Finding the Fourth Proportional to 19,111.64, 26,373.75 and 10,613.75

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Solution

The fourth proportional to 19,111.64, 26,373.75 and 10,613.75 is: 14,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,111.64 : 26,373.75 = 10,613.75 : x
  2. Step 2: Convert to fraction form
    19,111.64/26,373.75 = 10,613.75/x
  3. Step 3: Cross multiply
    19,111.64x = 26,373.75 × 10,613.75
  4. Step 4: Simplify right side
    19,111.64x = 279,924,389.06
  5. Step 5: Solve for x
    x = 279,924,389.06/19,111.64
  6. Step 6: Final answer
    x = 14,646.80

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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.