Home / 18,859.08-26,026.74-10,903.26

Finding the Fourth Proportional to 18,859.08, 26,026.74 and 10,903.26

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Solution

The fourth proportional to 18,859.08, 26,026.74 and 10,903.26 is: 15,047.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,859.08 : 26,026.74 = 10,903.26 : x
  2. Step 2: Convert to fraction form
    18,859.08/26,026.74 = 10,903.26/x
  3. Step 3: Cross multiply
    18,859.08x = 26,026.74 × 10,903.26
  4. Step 4: Simplify right side
    18,859.08x = 283,776,313.17
  5. Step 5: Solve for x
    x = 283,776,313.17/18,859.08
  6. Step 6: Final answer
    x = 15,047.20

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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.