Home / 39,060.74-53,888.95-28,876.22

Finding the Fourth Proportional to 39,060.74, 53,888.95 and 28,876.22

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Solution

The fourth proportional to 39,060.74, 53,888.95 and 28,876.22 is: 39,838.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,060.74 : 53,888.95 = 28,876.22 : x
  2. Step 2: Convert to fraction form
    39,060.74/53,888.95 = 28,876.22/x
  3. Step 3: Cross multiply
    39,060.74x = 53,888.95 × 28,876.22
  4. Step 4: Simplify right side
    39,060.74x = 1,556,109,528.84
  5. Step 5: Solve for x
    x = 1,556,109,528.84/39,060.74
  6. Step 6: Final answer
    x = 39,838.20

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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.