Home / 26,905.60-40,358.40-17,088.40

Finding the Fourth Proportional to 26,905.60, 40,358.40 and 17,088.40

Calculator

Solution

The fourth proportional to 26,905.60, 40,358.40 and 17,088.40 is: 25,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,905.60 : 40,358.40 = 17,088.40 : x
  2. Step 2: Convert to fraction form
    26,905.60/40,358.40 = 17,088.40/x
  3. Step 3: Cross multiply
    26,905.60x = 40,358.40 × 17,088.40
  4. Step 4: Simplify right side
    26,905.60x = 689,660,482.56
  5. Step 5: Solve for x
    x = 689,660,482.56/26,905.60
  6. Step 6: Final answer
    x = 25,632.60

Related Problems

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.