Home / 18,970.13-26,180.23-10,473.89

Finding the Fourth Proportional to 18,970.13, 26,180.23 and 10,473.89

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Solution

The fourth proportional to 18,970.13, 26,180.23 and 10,473.89 is: 14,454.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,970.13 : 26,180.23 = 10,473.89 : x
  2. Step 2: Convert to fraction form
    18,970.13/26,180.23 = 10,473.89/x
  3. Step 3: Cross multiply
    18,970.13x = 26,180.23 × 10,473.89
  4. Step 4: Simplify right side
    18,970.13x = 274,208,849.19
  5. Step 5: Solve for x
    x = 274,208,849.19/18,970.13
  6. Step 6: Final answer
    x = 14,454.77

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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.