Home / 19,345.52-26,699.80-10,851.08

Finding the Fourth Proportional to 19,345.52, 26,699.80 and 10,851.08

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Solution

The fourth proportional to 19,345.52, 26,699.80 and 10,851.08 is: 14,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.52 : 26,699.80 = 10,851.08 : x
  2. Step 2: Convert to fraction form
    19,345.52/26,699.80 = 10,851.08/x
  3. Step 3: Cross multiply
    19,345.52x = 26,699.80 × 10,851.08
  4. Step 4: Simplify right side
    19,345.52x = 289,721,505.16
  5. Step 5: Solve for x
    x = 289,721,505.16/19,345.52
  6. Step 6: Final answer
    x = 14,976.16

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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.