Home / 30,386.68-45,577.98-10,394.26

Finding the Fourth Proportional to 30,386.68, 45,577.98 and 10,394.26

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Solution

The fourth proportional to 30,386.68, 45,577.98 and 10,394.26 is: 15,590.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,386.68 : 45,577.98 = 10,394.26 : x
  2. Step 2: Convert to fraction form
    30,386.68/45,577.98 = 10,394.26/x
  3. Step 3: Cross multiply
    30,386.68x = 45,577.98 × 10,394.26
  4. Step 4: Simplify right side
    30,386.68x = 473,749,374.39
  5. Step 5: Solve for x
    x = 473,749,374.39/30,386.68
  6. Step 6: Final answer
    x = 15,590.69

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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.