Home / 19,130.08-26,398.98-10,631.98

Finding the Fourth Proportional to 19,130.08, 26,398.98 and 10,631.98

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Solution

The fourth proportional to 19,130.08, 26,398.98 and 10,631.98 is: 14,671.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130.08 : 26,398.98 = 10,631.98 : x
  2. Step 2: Convert to fraction form
    19,130.08/26,398.98 = 10,631.98/x
  3. Step 3: Cross multiply
    19,130.08x = 26,398.98 × 10,631.98
  4. Step 4: Simplify right side
    19,130.08x = 280,673,427.38
  5. Step 5: Solve for x
    x = 280,673,427.38/19,130.08
  6. Step 6: Final answer
    x = 14,671.84

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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.