Home / 26,075.52-39,088.80-9,431.28

Finding the Fourth Proportional to 26,075.52, 39,088.80 and 9,431.28

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Solution

The fourth proportional to 26,075.52, 39,088.80 and 9,431.28 is: 14,138.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,075.52 : 39,088.80 = 9,431.28 : x
  2. Step 2: Convert to fraction form
    26,075.52/39,088.80 = 9,431.28/x
  3. Step 3: Cross multiply
    26,075.52x = 39,088.80 × 9,431.28
  4. Step 4: Simplify right side
    26,075.52x = 368,657,417.66
  5. Step 5: Solve for x
    x = 368,657,417.66/26,075.52
  6. Step 6: Final answer
    x = 14,138.07

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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.