Home / 26,117.08-39,189.08-12,969.16

Finding the Fourth Proportional to 26,117.08, 39,189.08 and 12,969.16

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Solution

The fourth proportional to 26,117.08, 39,189.08 and 12,969.16 is: 19,460.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,117.08 : 39,189.08 = 12,969.16 : x
  2. Step 2: Convert to fraction form
    26,117.08/39,189.08 = 12,969.16/x
  3. Step 3: Cross multiply
    26,117.08x = 39,189.08 × 12,969.16
  4. Step 4: Simplify right side
    26,117.08x = 508,249,448.77
  5. Step 5: Solve for x
    x = 508,249,448.77/26,117.08
  6. Step 6: Final answer
    x = 19,460.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.