Home / 45,839.04-63,295.47-28,870.62

Finding the Fourth Proportional to 45,839.04, 63,295.47 and 28,870.62

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Solution

The fourth proportional to 45,839.04, 63,295.47 and 28,870.62 is: 39,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,839.04 : 63,295.47 = 28,870.62 : x
  2. Step 2: Convert to fraction form
    45,839.04/63,295.47 = 28,870.62/x
  3. Step 3: Cross multiply
    45,839.04x = 63,295.47 × 28,870.62
  4. Step 4: Simplify right side
    45,839.04x = 1,827,379,462.09
  5. Step 5: Solve for x
    x = 1,827,379,462.09/45,839.04
  6. Step 6: Final answer
    x = 39,865.13

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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.