Home / 19,158.12-26,436.78-10,773

Finding the Fourth Proportional to 19,158.12, 26,436.78 and 10,773

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Solution

The fourth proportional to 19,158.12, 26,436.78 and 10,773 is: 14,865.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,158.12 : 26,436.78 = 10,773 : x
  2. Step 2: Convert to fraction form
    19,158.12/26,436.78 = 10,773/x
  3. Step 3: Cross multiply
    19,158.12x = 26,436.78 × 10,773
  4. Step 4: Simplify right side
    19,158.12x = 284,803,430.94
  5. Step 5: Solve for x
    x = 284,803,430.94/19,158.12
  6. Step 6: Final answer
    x = 14,865.94

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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.