Home / 19,091.04-26,345.70-10,707

Finding the Fourth Proportional to 19,091.04, 26,345.70 and 10,707

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Solution

The fourth proportional to 19,091.04, 26,345.70 and 10,707 is: 14,775.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,091.04 : 26,345.70 = 10,707 : x
  2. Step 2: Convert to fraction form
    19,091.04/26,345.70 = 10,707/x
  3. Step 3: Cross multiply
    19,091.04x = 26,345.70 × 10,707
  4. Step 4: Simplify right side
    19,091.04x = 282,083,409.90
  5. Step 5: Solve for x
    x = 282,083,409.90/19,091.04
  6. Step 6: Final answer
    x = 14,775.70

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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.