Home / 30,719.77-46,079.35-14,075.08

Finding the Fourth Proportional to 30,719.77, 46,079.35 and 14,075.08

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Solution

The fourth proportional to 30,719.77, 46,079.35 and 14,075.08 is: 21,112.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,719.77 : 46,079.35 = 14,075.08 : x
  2. Step 2: Convert to fraction form
    30,719.77/46,079.35 = 14,075.08/x
  3. Step 3: Cross multiply
    30,719.77x = 46,079.35 × 14,075.08
  4. Step 4: Simplify right side
    30,719.77x = 648,570,537.60
  5. Step 5: Solve for x
    x = 648,570,537.60/30,719.77
  6. Step 6: Final answer
    x = 21,112.48

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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.