Home / 19,061.16-26,305.29-11,507.32

Finding the Fourth Proportional to 19,061.16, 26,305.29 and 11,507.32

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Solution

The fourth proportional to 19,061.16, 26,305.29 and 11,507.32 is: 15,880.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,061.16 : 26,305.29 = 11,507.32 : x
  2. Step 2: Convert to fraction form
    19,061.16/26,305.29 = 11,507.32/x
  3. Step 3: Cross multiply
    19,061.16x = 26,305.29 × 11,507.32
  4. Step 4: Simplify right side
    19,061.16x = 302,703,274.64
  5. Step 5: Solve for x
    x = 302,703,274.64/19,061.16
  6. Step 6: Final answer
    x = 15,880.64

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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.