Home / 19,307.16-26,643.33-11,348.91

Finding the Fourth Proportional to 19,307.16, 26,643.33 and 11,348.91

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Solution

The fourth proportional to 19,307.16, 26,643.33 and 11,348.91 is: 15,661.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,307.16 : 26,643.33 = 11,348.91 : x
  2. Step 2: Convert to fraction form
    19,307.16/26,643.33 = 11,348.91/x
  3. Step 3: Cross multiply
    19,307.16x = 26,643.33 × 11,348.91
  4. Step 4: Simplify right side
    19,307.16x = 302,372,754.27
  5. Step 5: Solve for x
    x = 302,372,754.27/19,307.16
  6. Step 6: Final answer
    x = 15,661.17

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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.