Home / 19,107.04-26,368.08-11,151.52

Finding the Fourth Proportional to 19,107.04, 26,368.08 and 11,151.52

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Solution

The fourth proportional to 19,107.04, 26,368.08 and 11,151.52 is: 15,389.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.04 : 26,368.08 = 11,151.52 : x
  2. Step 2: Convert to fraction form
    19,107.04/26,368.08 = 11,151.52/x
  3. Step 3: Cross multiply
    19,107.04x = 26,368.08 × 11,151.52
  4. Step 4: Simplify right side
    19,107.04x = 294,044,171.48
  5. Step 5: Solve for x
    x = 294,044,171.48/19,107.04
  6. Step 6: Final answer
    x = 15,389.31

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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.