Home / 19,030.08-26,262.72-10,649.28

Finding the Fourth Proportional to 19,030.08, 26,262.72 and 10,649.28

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Solution

The fourth proportional to 19,030.08, 26,262.72 and 10,649.28 is: 14,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.08 : 26,262.72 = 10,649.28 : x
  2. Step 2: Convert to fraction form
    19,030.08/26,262.72 = 10,649.28/x
  3. Step 3: Cross multiply
    19,030.08x = 26,262.72 × 10,649.28
  4. Step 4: Simplify right side
    19,030.08x = 279,679,058.84
  5. Step 5: Solve for x
    x = 279,679,058.84/19,030.08
  6. Step 6: Final answer
    x = 14,696.68

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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.