Home / 30,866.01-46,317.93-13,335.45

Finding the Fourth Proportional to 30,866.01, 46,317.93 and 13,335.45

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Solution

The fourth proportional to 30,866.01, 46,317.93 and 13,335.45 is: 20,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,866.01 : 46,317.93 = 13,335.45 : x
  2. Step 2: Convert to fraction form
    30,866.01/46,317.93 = 13,335.45/x
  3. Step 3: Cross multiply
    30,866.01x = 46,317.93 × 13,335.45
  4. Step 4: Simplify right side
    30,866.01x = 617,670,439.62
  5. Step 5: Solve for x
    x = 617,670,439.62/30,866.01
  6. Step 6: Final answer
    x = 20,011.35

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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.