Home / 18,088.40-24,963.16-10,130.32

Finding the Fourth Proportional to 18,088.40, 24,963.16 and 10,130.32

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Solution

The fourth proportional to 18,088.40, 24,963.16 and 10,130.32 is: 13,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088.40 : 24,963.16 = 10,130.32 : x
  2. Step 2: Convert to fraction form
    18,088.40/24,963.16 = 10,130.32/x
  3. Step 3: Cross multiply
    18,088.40x = 24,963.16 × 10,130.32
  4. Step 4: Simplify right side
    18,088.40x = 252,884,799.01
  5. Step 5: Solve for x
    x = 252,884,799.01/18,088.40
  6. Step 6: Final answer
    x = 13,980.50

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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.