Home / 47,130.60-65,024.04-29,219.16

Finding the Fourth Proportional to 47,130.60, 65,024.04 and 29,219.16

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Solution

The fourth proportional to 47,130.60, 65,024.04 and 29,219.16 is: 40,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,130.60 : 65,024.04 = 29,219.16 : x
  2. Step 2: Convert to fraction form
    47,130.60/65,024.04 = 29,219.16/x
  3. Step 3: Cross multiply
    47,130.60x = 65,024.04 × 29,219.16
  4. Step 4: Simplify right side
    47,130.60x = 1,899,947,828.61
  5. Step 5: Solve for x
    x = 1,899,947,828.61/47,130.60
  6. Step 6: Final answer
    x = 40,312.40

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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.