Home / 30,595.40-45,860.30-15,800.36

Finding the Fourth Proportional to 30,595.40, 45,860.30 and 15,800.36

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Solution

The fourth proportional to 30,595.40, 45,860.30 and 15,800.36 is: 23,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595.40 : 45,860.30 = 15,800.36 : x
  2. Step 2: Convert to fraction form
    30,595.40/45,860.30 = 15,800.36/x
  3. Step 3: Cross multiply
    30,595.40x = 45,860.30 × 15,800.36
  4. Step 4: Simplify right side
    30,595.40x = 724,609,249.71
  5. Step 5: Solve for x
    x = 724,609,249.71/30,595.40
  6. Step 6: Final answer
    x = 23,683.60

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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.