Home / 30,504.02-42,095.36-17,075.84

Finding the Fourth Proportional to 30,504.02, 42,095.36 and 17,075.84

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Solution

The fourth proportional to 30,504.02, 42,095.36 and 17,075.84 is: 23,564.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,504.02 : 42,095.36 = 17,075.84 : x
  2. Step 2: Convert to fraction form
    30,504.02/42,095.36 = 17,075.84/x
  3. Step 3: Cross multiply
    30,504.02x = 42,095.36 × 17,075.84
  4. Step 4: Simplify right side
    30,504.02x = 718,813,632.10
  5. Step 5: Solve for x
    x = 718,813,632.10/30,504.02
  6. Step 6: Final answer
    x = 23,564.55

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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.