Home / 21,495.56-29,673.95-14,337.45

Finding the Fourth Proportional to 21,495.56, 29,673.95 and 14,337.45

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Solution

The fourth proportional to 21,495.56, 29,673.95 and 14,337.45 is: 19,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495.56 : 29,673.95 = 14,337.45 : x
  2. Step 2: Convert to fraction form
    21,495.56/29,673.95 = 14,337.45/x
  3. Step 3: Cross multiply
    21,495.56x = 29,673.95 × 14,337.45
  4. Step 4: Simplify right side
    21,495.56x = 425,448,702.74
  5. Step 5: Solve for x
    x = 425,448,702.74/21,495.56
  6. Step 6: Final answer
    x = 19,792.40

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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.