Home / 56,528.07-78,009.03-35,319.63

Finding the Fourth Proportional to 56,528.07, 78,009.03 and 35,319.63

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Solution

The fourth proportional to 56,528.07, 78,009.03 and 35,319.63 is: 48,741.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,528.07 : 78,009.03 = 35,319.63 : x
  2. Step 2: Convert to fraction form
    56,528.07/78,009.03 = 35,319.63/x
  3. Step 3: Cross multiply
    56,528.07x = 78,009.03 × 35,319.63
  4. Step 4: Simplify right side
    56,528.07x = 2,755,250,076.26
  5. Step 5: Solve for x
    x = 2,755,250,076.26/56,528.07
  6. Step 6: Final answer
    x = 48,741.27

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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.