Home / 35,572.51-53,360.86-13,386.08

Finding the Fourth Proportional to 35,572.51, 53,360.86 and 13,386.08

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Solution

The fourth proportional to 35,572.51, 53,360.86 and 13,386.08 is: 20,079.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,572.51 : 53,360.86 = 13,386.08 : x
  2. Step 2: Convert to fraction form
    35,572.51/53,360.86 = 13,386.08/x
  3. Step 3: Cross multiply
    35,572.51x = 53,360.86 × 13,386.08
  4. Step 4: Simplify right side
    35,572.51x = 714,292,740.83
  5. Step 5: Solve for x
    x = 714,292,740.83/35,572.51
  6. Step 6: Final answer
    x = 20,079.91

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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.