Home / 25,810.06-38,688.95-17,490.92

Finding the Fourth Proportional to 25,810.06, 38,688.95 and 17,490.92

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Solution

The fourth proportional to 25,810.06, 38,688.95 and 17,490.92 is: 26,218.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,810.06 : 38,688.95 = 17,490.92 : x
  2. Step 2: Convert to fraction form
    25,810.06/38,688.95 = 17,490.92/x
  3. Step 3: Cross multiply
    25,810.06x = 38,688.95 × 17,490.92
  4. Step 4: Simplify right side
    25,810.06x = 676,705,329.33
  5. Step 5: Solve for x
    x = 676,705,329.33/25,810.06
  6. Step 6: Final answer
    x = 26,218.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.