Home / 39,368.22-59,030.45-28,280.13

Finding the Fourth Proportional to 39,368.22, 59,030.45 and 28,280.13

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Solution

The fourth proportional to 39,368.22, 59,030.45 and 28,280.13 is: 42,404.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368.22 : 59,030.45 = 28,280.13 : x
  2. Step 2: Convert to fraction form
    39,368.22/59,030.45 = 28,280.13/x
  3. Step 3: Cross multiply
    39,368.22x = 59,030.45 × 28,280.13
  4. Step 4: Simplify right side
    39,368.22x = 1,669,388,799.96
  5. Step 5: Solve for x
    x = 1,669,388,799.96/39,368.22
  6. Step 6: Final answer
    x = 42,404.48

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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.