Home / 29,088.79-43,626.99-13,289.32

Finding the Fourth Proportional to 29,088.79, 43,626.99 and 13,289.32

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Solution

The fourth proportional to 29,088.79, 43,626.99 and 13,289.32 is: 19,931.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,088.79 : 43,626.99 = 13,289.32 : x
  2. Step 2: Convert to fraction form
    29,088.79/43,626.99 = 13,289.32/x
  3. Step 3: Cross multiply
    29,088.79x = 43,626.99 × 13,289.32
  4. Step 4: Simplify right side
    29,088.79x = 579,773,030.75
  5. Step 5: Solve for x
    x = 579,773,030.75/29,088.79
  6. Step 6: Final answer
    x = 19,931.15

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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.