Home / 30,482.58-42,068.04-17,055.06

Finding the Fourth Proportional to 30,482.58, 42,068.04 and 17,055.06

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Solution

The fourth proportional to 30,482.58, 42,068.04 and 17,055.06 is: 23,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,482.58 : 42,068.04 = 17,055.06 : x
  2. Step 2: Convert to fraction form
    30,482.58/42,068.04 = 17,055.06/x
  3. Step 3: Cross multiply
    30,482.58x = 42,068.04 × 17,055.06
  4. Step 4: Simplify right side
    30,482.58x = 717,472,946.28
  5. Step 5: Solve for x
    x = 717,472,946.28/30,482.58
  6. Step 6: Final answer
    x = 23,537.15

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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.