Home / 19,326.64-26,672.91-10,830.16

Finding the Fourth Proportional to 19,326.64, 26,672.91 and 10,830.16

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Solution

The fourth proportional to 19,326.64, 26,672.91 and 10,830.16 is: 14,946.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.64 : 26,672.91 = 10,830.16 : x
  2. Step 2: Convert to fraction form
    19,326.64/26,672.91 = 10,830.16/x
  3. Step 3: Cross multiply
    19,326.64x = 26,672.91 × 10,830.16
  4. Step 4: Simplify right side
    19,326.64x = 288,871,882.97
  5. Step 5: Solve for x
    x = 288,871,882.97/19,326.64
  6. Step 6: Final answer
    x = 14,946.82

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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.