Home / 35,746.76-49,328.86-19,831.04

Finding the Fourth Proportional to 35,746.76, 49,328.86 and 19,831.04

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Solution

The fourth proportional to 35,746.76, 49,328.86 and 19,831.04 is: 27,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,746.76 : 49,328.86 = 19,831.04 : x
  2. Step 2: Convert to fraction form
    35,746.76/49,328.86 = 19,831.04/x
  3. Step 3: Cross multiply
    35,746.76x = 49,328.86 × 19,831.04
  4. Step 4: Simplify right side
    35,746.76x = 978,242,595.81
  5. Step 5: Solve for x
    x = 978,242,595.81/35,746.76
  6. Step 6: Final answer
    x = 27,365.91

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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.