Home / 46,312.80-63,894.40-30,406.08

Finding the Fourth Proportional to 46,312.80, 63,894.40 and 30,406.08

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Solution

The fourth proportional to 46,312.80, 63,894.40 and 30,406.08 is: 41,949.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,312.80 : 63,894.40 = 30,406.08 : x
  2. Step 2: Convert to fraction form
    46,312.80/63,894.40 = 30,406.08/x
  3. Step 3: Cross multiply
    46,312.80x = 63,894.40 × 30,406.08
  4. Step 4: Simplify right side
    46,312.80x = 1,942,778,237.95
  5. Step 5: Solve for x
    x = 1,942,778,237.95/46,312.80
  6. Step 6: Final answer
    x = 41,949.06

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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.