Home / 34,655.13-47,824.47-18,739.89

Finding the Fourth Proportional to 34,655.13, 47,824.47 and 18,739.89

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Solution

The fourth proportional to 34,655.13, 47,824.47 and 18,739.89 is: 25,861.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,655.13 : 47,824.47 = 18,739.89 : x
  2. Step 2: Convert to fraction form
    34,655.13/47,824.47 = 18,739.89/x
  3. Step 3: Cross multiply
    34,655.13x = 47,824.47 × 18,739.89
  4. Step 4: Simplify right side
    34,655.13x = 896,225,307.11
  5. Step 5: Solve for x
    x = 896,225,307.11/34,655.13
  6. Step 6: Final answer
    x = 25,861.26

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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.