Home / 23,457.86-35,211.09-15,720.74

Finding the Fourth Proportional to 23,457.86, 35,211.09 and 15,720.74

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Solution

The fourth proportional to 23,457.86, 35,211.09 and 15,720.74 is: 23,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,457.86 : 35,211.09 = 15,720.74 : x
  2. Step 2: Convert to fraction form
    23,457.86/35,211.09 = 15,720.74/x
  3. Step 3: Cross multiply
    23,457.86x = 35,211.09 × 15,720.74
  4. Step 4: Simplify right side
    23,457.86x = 553,544,391.01
  5. Step 5: Solve for x
    x = 553,544,391.01/23,457.86
  6. Step 6: Final answer
    x = 23,597.40

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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.