Home / 19,047.51-26,298.57-11,880.24

Finding the Fourth Proportional to 19,047.51, 26,298.57 and 11,880.24

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Solution

The fourth proportional to 19,047.51, 26,298.57 and 11,880.24 is: 16,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.51 : 26,298.57 = 11,880.24 : x
  2. Step 2: Convert to fraction form
    19,047.51/26,298.57 = 11,880.24/x
  3. Step 3: Cross multiply
    19,047.51x = 26,298.57 × 11,880.24
  4. Step 4: Simplify right side
    19,047.51x = 312,433,323.26
  5. Step 5: Solve for x
    x = 312,433,323.26/19,047.51
  6. Step 6: Final answer
    x = 16,402.84

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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.