Home / 38,937.72-53,730.36-22,802.52

Finding the Fourth Proportional to 38,937.72, 53,730.36 and 22,802.52

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Solution

The fourth proportional to 38,937.72, 53,730.36 and 22,802.52 is: 31,465.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,937.72 : 53,730.36 = 22,802.52 : x
  2. Step 2: Convert to fraction form
    38,937.72/53,730.36 = 22,802.52/x
  3. Step 3: Cross multiply
    38,937.72x = 53,730.36 × 22,802.52
  4. Step 4: Simplify right side
    38,937.72x = 1,225,187,608.51
  5. Step 5: Solve for x
    x = 1,225,187,608.51/38,937.72
  6. Step 6: Final answer
    x = 31,465.31

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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.