Home / 35,030.81-48,342.67-19,115.59

Finding the Fourth Proportional to 35,030.81, 48,342.67 and 19,115.59

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Solution

The fourth proportional to 35,030.81, 48,342.67 and 19,115.59 is: 26,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,030.81 : 48,342.67 = 19,115.59 : x
  2. Step 2: Convert to fraction form
    35,030.81/48,342.67 = 19,115.59/x
  3. Step 3: Cross multiply
    35,030.81x = 48,342.67 × 19,115.59
  4. Step 4: Simplify right side
    35,030.81x = 924,098,659.23
  5. Step 5: Solve for x
    x = 924,098,659.23/35,030.81
  6. Step 6: Final answer
    x = 26,379.60

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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.