Home / 30,030.48-45,026.64-26,340.12

Finding the Fourth Proportional to 30,030.48, 45,026.64 and 26,340.12

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Solution

The fourth proportional to 30,030.48, 45,026.64 and 26,340.12 is: 39,493.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,030.48 : 45,026.64 = 26,340.12 : x
  2. Step 2: Convert to fraction form
    30,030.48/45,026.64 = 26,340.12/x
  3. Step 3: Cross multiply
    30,030.48x = 45,026.64 × 26,340.12
  4. Step 4: Simplify right side
    30,030.48x = 1,186,007,100.80
  5. Step 5: Solve for x
    x = 1,186,007,100.80/30,030.48
  6. Step 6: Final answer
    x = 39,493.44

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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.