Home / 34,655.86-47,825.08-18,740.32

Finding the Fourth Proportional to 34,655.86, 47,825.08 and 18,740.32

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Solution

The fourth proportional to 34,655.86, 47,825.08 and 18,740.32 is: 25,861.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,655.86 : 47,825.08 = 18,740.32 : x
  2. Step 2: Convert to fraction form
    34,655.86/47,825.08 = 18,740.32/x
  3. Step 3: Cross multiply
    34,655.86x = 47,825.08 × 18,740.32
  4. Step 4: Simplify right side
    34,655.86x = 896,257,303.23
  5. Step 5: Solve for x
    x = 896,257,303.23/34,655.86
  6. Step 6: Final answer
    x = 25,861.64

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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.