Home / 30,567.70-45,642.41-27,384.64

Finding the Fourth Proportional to 30,567.70, 45,642.41 and 27,384.64

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Solution

The fourth proportional to 30,567.70, 45,642.41 and 27,384.64 is: 40,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,567.70 : 45,642.41 = 27,384.64 : x
  2. Step 2: Convert to fraction form
    30,567.70/45,642.41 = 27,384.64/x
  3. Step 3: Cross multiply
    30,567.70x = 45,642.41 × 27,384.64
  4. Step 4: Simplify right side
    30,567.70x = 1,249,900,966.58
  5. Step 5: Solve for x
    x = 1,249,900,966.58/30,567.70
  6. Step 6: Final answer
    x = 40,889.60

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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.