Home / 30,829.68-45,973.85-30,549.02

Finding the Fourth Proportional to 30,829.68, 45,973.85 and 30,549.02

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Solution

The fourth proportional to 30,829.68, 45,973.85 and 30,549.02 is: 45,555.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,829.68 : 45,973.85 = 30,549.02 : x
  2. Step 2: Convert to fraction form
    30,829.68/45,973.85 = 30,549.02/x
  3. Step 3: Cross multiply
    30,829.68x = 45,973.85 × 30,549.02
  4. Step 4: Simplify right side
    30,829.68x = 1,404,455,680.51
  5. Step 5: Solve for x
    x = 1,404,455,680.51/30,829.68
  6. Step 6: Final answer
    x = 45,555.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.